CVE-2023-6862
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.001 Low
EPSS
Percentile
41.8%
A use-after-free was identified in the nsDNSService::Init. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.
Affected configurations
References
bugzilla.mozilla.org/show_bug.cgi?id=1868042
lists.debian.org/debian-lts-announce/2023/12/msg00020.html
lists.debian.org/debian-lts-announce/2023/12/msg00021.html
security.gentoo.org/glsa/202401-10
www.debian.org/security/2023/dsa-5581
www.debian.org/security/2023/dsa-5582
www.mozilla.org/security/advisories/mfsa2023-54/
www.mozilla.org/security/advisories/mfsa2023-55/
Related
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.001 Low
EPSS
Percentile
41.8%