Vulnerability Name:

CVE-2020-12397 (CCN-181494)

Assigned:2020-05-05
Published:2020-05-05
Updated:2023-02-28
Summary:By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
CVSS v3 Severity:4.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/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): Low
Availibility (A): None
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/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): Low
Availibility (A): None
4.3 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/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): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-172
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-12397

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

Source: XF
Type: UNKNOWN
thunderbird-cve202012397-spoofing(181494)

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: Mozilla Foundation Security Advisory 2020-18
Security Vulnerabilities fixed in Thunderbird 68.8.0

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

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*
    • Configuration RedHat 7:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*
    • Configuration RedHat 8:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*
    • Configuration RedHat 9:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*
    • Configuration RedHat 10:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:645
    P
    		Security update for php7 (Moderate) (in QA)
    2022-10-04
    oval:org.opensuse.security:def:202012397
    V
    		CVE-2020-12397
    2022-09-02
    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:95176
    P
    		MozillaThunderbird-91.8.0-150200.8.65.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:4708
    P
    		Security update for the Linux Kernel (Live Patch 23 for SLE 12 SP5) (Important)
    2022-03-29
    oval:org.opensuse.security:def:4700
    P
    		Security update for the Linux Kernel (Live Patch 16 for SLE 12 SP5) (Important)
    2022-03-01
    oval:org.opensuse.security:def:111905
    P
    		MozillaThunderbird-91.1.1-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:64618
    P
    		Security update for postgresql13 (Important)
    2021-11-22
    oval:org.opensuse.security:def:64788
    P
    		Security update for pcre (Moderate)
    2021-10-27
    oval:org.opensuse.security:def:4728
    P
    		Security update for the Linux Kernel (Important)
    2021-10-12
    oval:org.opensuse.security:def:105478
    P
    		MozillaThunderbird-91.1.1-1.1 on GA media (Moderate)
    2021-10-01
    oval:org.opensuse.security:def:66933
    P
    		Security update for gd (Moderate)
    2021-09-27
    oval:org.opensuse.security:def:51665
    P
    		Security update for the Linux Kernel (Live Patch 37 for SLE 12 SP3) (Important)
    2021-09-23
    oval:org.opensuse.security:def:70289
    P
    		Security update for libesmtp (Important)
    2021-09-03
    oval:org.opensuse.security:def:74730
    P
    		Security update for jetty-minimal (Moderate)
    2021-08-25
    oval:org.opensuse.security:def:69528
    P
    		Security update for openssl-1_0_0 (Important)
    2021-08-24
    oval:org.opensuse.security:def:63364
    P
    		python3-Twisted-19.10.0-3.2.6 on GA media (Moderate)
    2021-08-10
    oval:org.opensuse.security:def:101020
    P
    		minicom-2.7.1-1.19 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:1773
    P
    		Security update for MozillaThunderbird (Important)
    2021-07-22
    oval:org.opensuse.security:def:66841
    P
    		Security update for freeradius-server (Moderate)
    2021-06-23
    oval:org.opensuse.security:def:62865
    P
    		ocaml-libguestfs-devel-1.38.0-3.52 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:62861
    P
    		libtool-32bit-2.4.6-1.406 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:62868
    P
    		patch-2.7.6-3.5 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:64516
    P
    		Security update for dhcp (Important)
    2021-06-02
    oval:org.opensuse.security:def:73624
    P
    		Security update for graphviz (Critical)
    2021-05-19
    oval:org.opensuse.security:def:51559
    P
    		Security update for python3 (Important)
    2021-05-17
    oval:org.opensuse.security:def:5678
    P
    		Security update for samba (Important)
    2021-05-04
    oval:org.opensuse.security:def:63071
    P
    		java-1_8_0-ibm-1.8.0_sr5.30-3.16.2 on GA media (Moderate)
    2021-04-29
    oval:org.opensuse.security:def:69633
    P
    		Security update for libnettle (Important)
    2021-04-28
    oval:org.opensuse.security:def:5647
    P
    		Security update for opensc (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:64676
    P
    		Security update for openssl-1_1 (Important)
    2021-03-25
    oval:org.opensuse.security:def:51151
    P
    		Security update for java-1_8_0-ibm (Moderate)
    2021-01-05
    oval:org.opensuse.security:def:64272
    P
    		Security update for the Linux Kernel (Important)
    2020-12-09
    oval:org.opensuse.security:def:107686
    P
    		MozillaThunderbird-68.8.0-3.80.2 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:94307
    P
    		MozillaThunderbird-68.8.0-3.80.2 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:2515
    P
    		MozillaThunderbird-68.8.0-3.80.2 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:63567
    P
    		argyllcms-1.9.2-2.27 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:63604
    P
    		MozillaThunderbird-68.8.0-3.80.2 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:117201
    P
    		MozillaThunderbird-68.8.0-3.80.2 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:62893
    P
    		checkbashisms-2.15.1-1.49 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:4989
    P
    		Security update for tomcat (Moderate)
    2020-12-02
    oval:org.opensuse.security:def:4950
    P
    		Security update for salt (Critical)
    2020-12-02
    oval:org.opensuse.security:def:4982
    P
    		Security update for nodejs10 (Important)
    2020-12-02
    oval:org.opensuse.security:def:4925
    P
    		Security update for mozilla-nspr, mozilla-nss (Important)
    2020-12-02
    oval:org.opensuse.security:def:4852
    P
    		Security update for apache2-mod_auth_openidc (Important)
    2020-12-02
    oval:org.opensuse.security:def:4833
    P
    		Security update for libvirt (Important)
    2020-12-02
    oval:org.opensuse.security:def:4818
    P
    		Security update for sysstat (Low)
    2020-12-02
    oval:org.opensuse.security:def:5009
    P
    		Security update for nodejs8 (Moderate)
    2020-12-02
    oval:org.opensuse.security:def:4773
    P
    		Security update for graphviz (Moderate)
    2020-12-02
    oval:org.opensuse.security:def:4996
    P
    		Security update for php7 (Important)
    2020-12-02
    oval:org.opensuse.security:def:53778
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:52502
    P
    		Security update for raptor (Important)
    2020-12-01
    oval:org.opensuse.security:def:66297
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:63943
    P
    		Security update for libexif (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:70184
    P
    		osc on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:51388
    P
    		Security update for xorg-x11-server (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:52421
    P
    		Security update for curl (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:63714
    P
    		Security update for gstreamer-plugins-base (Important)
    2020-12-01
    oval:org.opensuse.security:def:66205
    P
    		Security update for tomcat (Important)
    2020-12-01
    oval:org.opensuse.security:def:52385
    P
    		Security update for webkit2gtk3 (Important)
    2020-12-01
    oval:org.opensuse.security:def:52222
    P
    		Security update for xen (Important)
    2020-12-01
    oval:org.opensuse.security:def:74863
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:51013
    P
    		Security update for wireshark (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:52313
    P
    		Security update for nghttp2 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:52114
    P
    		Security update for libxml2 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:50214
    P
    		MozillaThunderbird on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:72868
    P
    		Security update for squid (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:50991
    P
    		Security update for freetype2 (Important)
    2020-12-01
    oval:org.opensuse.security:def:64409
    P
    		libyaml-0-2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:51831
    P
    		Security update for flac (Low)
    2020-12-01
    oval:org.opensuse.security:def:72986
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:50160
    P
    		libpskc-devel on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:50990
    P
    		Security update for the Linux Kernel (Critical)
    2020-12-01
    oval:org.opensuse.security:def:64408
    P
    		libxslt-devel on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:53852
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:73506
    P
    		jcl-over-slf4j on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:99864
    P
    		 (Moderate)
    2020-05-25
    oval:com.redhat.rhsa:def:20202046
    P
    		RHSA-2020:2046: thunderbird security update (Critical)
    2020-05-11
    oval:com.redhat.rhsa:def:20202049
    P
    		RHSA-2020:2049: thunderbird security update (Critical)
    2020-05-11
    oval:com.redhat.rhsa:def:20202050
    P
    		RHSA-2020:2050: thunderbird security update (Critical)
    2020-05-11
    oval:org.opensuse.security:def:110525
    P
    		Security update for MozillaThunderbird (Important)
    2020-05-10
    oval:org.opensuse.security:def:93373
    P
    		Security update for MozillaThunderbird (Important)
    2020-05-08
    BACK