Home/CVE/Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. Some of these bugs showed evidenc
CVE

CVE-2023-37211

Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. Some of these bugs showed evidenc

Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. 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 < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

HIGH · CVSS 8.8 EPSS 0.00499
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

4
mozilla firefox< 115.0
mozilla firefox esr< 102.13
mozilla thunderbird< 102.13
debian linuxall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Jul 2023 · 10:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

27
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:13037-1
suse-csafopenSUSE-SU-2024:13040-1
suse-csafopenSUSE-SU-2024:13133-1
suse-csafSUSE-SU-2023:2886-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1832306%2C1834862%2C1835886%2C1836550%2C1837450Broken Link
https://lists.debian.org/debian-lts-announce/2023/07/msg00006.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/07/msg00015.html
https://www.debian.org/security/2023/dsa-5450Third Party Advisory
https://www.debian.org/security/2023/dsa-5451Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2023-22/Vendor Advisory
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