Vulnerability Name:

CVE-2021-38503 (CCN-212634)

Assigned:2021-11-02
Published:2021-11-02
Updated:2022-12-09
Summary:The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
CVSS v3 Severity:10.0 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
8.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
10.0 Critical (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
8.7 High (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-732
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2021-38503

Source: security@mozilla.org
Type: Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.org

Source: XF
Type: UNKNOWN
firefox-cve202138503-sec-bypass(212634)

Source: security@mozilla.org
Type: Mailing List, Third Party Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Mailing List, Third Party Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Third Party Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Third Party Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Third Party Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Third Party Advisory
security@mozilla.org

Source: CCN
Type: IBM Security Bulletin 6578563 (Application Performance Management)
Multiple vulnerabilities of Mozilla Firefox (less than Firefox 91.8.0ESR) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF16 - 2022.4.0

Source: CCN
Type: IBM Security Bulletin 6891067 (Cloud Pak for Multicloud Management Monitoring)
Multiple vulnerabilities in Mozilla Firefox affect IBM Cloud Pak for Multicloud Management Monitoring.

Source: CCN
Type: Mozilla Foundation Security Advisory 2021-48
Security Vulnerabilities fixed in Firefox 94

Source: CCN
Type: Mozilla Foundation Security Advisory 2021-49
Security Vulnerabilities fixed in Firefox ESR 91.3

Source: security@mozilla.org
Type: Vendor Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Vendor Advisory
security@mozilla.org

Source: security@mozilla.org
Type: Vendor Advisory
security@mozilla.org

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*
    • Configuration RedHat 6:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:mozilla:firefox_esr:91.2:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:application_performance_management:8.1.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7868
    P
    		MozillaFirefox-102.11.0-150200.152.87.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:51981
    P
    		Security update for mozilla-nss (Important)
    2023-01-20
    oval:org.opensuse.security:def:3546
    P
    		libICE6-1.0.8-12.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3252
    P
    		libsmi-0.4.8-18.55 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:94882
    P
    		MozillaFirefox-91.8.0-150200.152.26.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94813
    P
    		python3-sqlparse-0.4.2-3.3.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95176
    P
    		MozillaThunderbird-91.8.0-150200.8.65.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:102148
    P
    		Security update for python-lxml (Important)
    2022-03-10
    oval:org.opensuse.security:def:99760
    P
    		 (Important)
    2022-03-10
    oval:org.opensuse.security:def:100071
    P
    		 (Important)
    2022-01-28
    oval:org.opensuse.security:def:111901
    P
    		MozillaFirefox-94.0.1-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:111907
    P
    		MozillaThunderbird-91.3.0-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:111187
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-29
    oval:org.opensuse.security:def:10670
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:70847
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:102344
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:67365
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:96332
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:10707
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:103004
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:6276
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:119810
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:1792
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:76433
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:70810
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:111845
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:109670
    P
    		Security update for MozillaThunderbird (Important)
    2021-12-22
    oval:org.opensuse.security:def:99167
    P
    		 (Moderate)
    2021-12-06
    oval:org.opensuse.security:def:6233
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:65321
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:117706
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:108192
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:1045
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:4168
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:76390
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:111790
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:74325
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:4232
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:101736
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:67322
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:74389
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:101526
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:65257
    P
    		Security update for MozillaFirefox (Important)
    2021-11-19
    oval:org.opensuse.security:def:23993
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:5151
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:34590
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:59562
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:88216
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:30267
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:55268
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:83474
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:126793
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:33042
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:57526
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:86167
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:26164
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:59820
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:88533
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:31300
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:55970
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:84234
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:127190
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:33739
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:58039
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:86680
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:29445
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:51690
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:82652
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:60413
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:89217
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:31703
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:56090
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:84692
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:23702
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:33997
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:58865
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:87506
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:30147
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:83354
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:125626
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:89475
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:32216
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:57123
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:85764
    P
    		Security update for MozillaFirefox (Important)
    2021-11-17
    oval:org.opensuse.security:def:95435
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:106737
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:8861
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:99561
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:76044
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:92611
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:106052
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:9811
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:70311
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:98972
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:92022
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:9056
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:69557
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:92810
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:106251
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:10171
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:70502
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:66976
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:108814
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:92217
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:105662
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:9417
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:69752
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:106450
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:10362
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:8670
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:99362
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:92412
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:105857
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:9612
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:69951
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:5887
    P
    		Security update for MozillaFirefox (Important)
    2021-11-10
    oval:org.opensuse.security:def:43093
    P
    		Security update for MozillaFirefox (Important)
    2021-11-09
    oval:org.opensuse.security:def:38663
    P
    		Security update for MozillaFirefox (Important)
    2021-11-09
    oval:org.opensuse.security:def:44383
    P
    		Security update for MozillaFirefox (Important)
    2021-11-09
    oval:org.opensuse.security:def:39953
    P
    		Security update for MozillaFirefox (Important)
    2021-11-09
    oval:com.redhat.rhsa:def:20214130
    P
    		RHSA-2021:4130: thunderbird security update (Important)
    2021-11-04
    oval:com.redhat.rhsa:def:20214134
    P
    		RHSA-2021:4134: thunderbird security update (Important)
    2021-11-04
    oval:com.redhat.rhsa:def:20214116
    P
    		RHSA-2021:4116: firefox security update (Important)
    2021-11-03
    oval:com.redhat.rhsa:def:20214123
    P
    		RHSA-2021:4123: firefox security update (Important)
    2021-11-03
    BACK
    mozilla firefox esr 91.2
    ibm application performance management 8.1.4