Vulnerability Name:

CVE-2019-17001 (CCN-169928)

Assigned:2019-10-22
Published:2019-10-22
Updated:2020-01-13
Summary:A Content-Security-Policy that blocks in-line scripts could be bypassed using an object tag to execute JavaScript in the protected document (cross-site scripting). This is a separate bypass from CVE-2019-17000.
Note: This flaw only affected Firefox 69 and was not present in earlier versions. This vulnerability affects Firefox < 70.
CVSS v3 Severity:6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.3 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
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
CVSS v2 Severity:5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
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-79
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-17001

Source: MISC
Type: Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1587976

Source: XF
Type: UNKNOWN
firefox-cve201917001-sec-bypass(169928)

Source: CCN
Type: Mozilla Foundation Security Advisory 2019-34
Security vulnerabilities fixed in - Firefox 70

Source: CONFIRM
Type: Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-34/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mozilla:firefox:69.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:mozilla:firefox:69.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:111899
    P
    		MozillaFirefox-92.0-1.2 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:105476
    P
    		MozillaFirefox-92.0-1.2 on GA media (Moderate)
    2021-10-01
    oval:com.ubuntu.disco:def:2019170010000000
    V
    		CVE-2019-17001 on Ubuntu 19.04 (disco) - medium.
    2020-01-08
    oval:com.ubuntu.bionic:def:2019170010000000
    V
    		CVE-2019-17001 on Ubuntu 18.04 LTS (bionic) - medium.
    2020-01-08
    oval:com.ubuntu.xenial:def:2019170010000000
    V
    		CVE-2019-17001 on Ubuntu 16.04 LTS (xenial) - medium.
    2020-01-08
    BACK
    mozilla firefox 69.0
    mozilla firefox 69.0