by Kastro
Paper/Archive/CVE-2023-5176

CVE-2023-5176

Mozilla Firefox — Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2.

EPSS 1%CVSS 9.8
critical.is priorityof 100
44
CVSS 9.8 (ADP, NVD agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 72.3.723 × 2014.5No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2. 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 < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

Affected

ProductAffectedFixed inSource
Firefoxunspecified – < 118118CNA
Firefox ESRunspecified – < 115.3115.3CNA
Thunderbirdunspecified – < 115.3115.3CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refbugzilla.mozilla.org/buglist.cgi?bug_id=1836353%2C1842674%2C1843824%2C1843962%2C1848890%2C1850180%2C1850983%2C1851195refmozilla.org/security/advisories/mfsa2023-41refmozilla.org/security/advisories/mfsa2023-42refmozilla.org/security/advisories/mfsa2023-43refdebian.org/security/2023/dsa-5506reflists.debian.org/debian-lts-announce/2023/09/msg00034.htmlrefdebian.org/security/2023/dsa-5513reflists.debian.org/debian-lts-announce/2023/10/msg00015.html