CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
34.9%
Memory safety bugs present in Firefox 118. Some of these bugs showed
evidence of memory corruption and we presume that with enough effort some
of these could have been exploited to run arbitrary code. This
vulnerability affects Firefox < 119.
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
mdeslaur | starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.04 | noarch | firefox | < 119.0+build2-0ubuntu0.20.04.1 | UNKNOWN |
ubuntu | 22.04 | noarch | mozjs102 | < any | UNKNOWN |
ubuntu | 24.04 | noarch | mozjs102 | < any | UNKNOWN |
ubuntu | 18.04 | noarch | mozjs38 | < any | UNKNOWN |
ubuntu | 18.04 | noarch | mozjs52 | < any | UNKNOWN |
ubuntu | 20.04 | noarch | mozjs52 | < any | UNKNOWN |
ubuntu | 20.04 | noarch | mozjs68 | < any | UNKNOWN |
ubuntu | 22.04 | noarch | mozjs78 | < any | UNKNOWN |
ubuntu | 22.04 | noarch | mozjs91 | < any | UNKNOWN |
bugzilla.mozilla.org/buglist.cgi?bug_id=1690111%2C1721904%2C1851803%2C1854068
launchpad.net/bugs/cve/CVE-2023-5731
nvd.nist.gov/vuln/detail/CVE-2023-5731
security-tracker.debian.org/tracker/CVE-2023-5731
ubuntu.com/security/notices/USN-6456-1
www.cve.org/CVERecord?id=CVE-2023-5731
www.mozilla.org/en-US/security/advisories/mfsa2023-45/#CVE-2023-5731
www.mozilla.org/security/advisories/mfsa2023-45/