CVE-2023-29551

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Summary

CVECVE-2023-29551
StatePUBLISHED
Assignermozilla
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-06-02 17:15:13 UTC
Updated2026-08-19 15:29:21 UTC
DescriptionMemory safety bugs present in Firefox 111. 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 for Android < 112, Firefox < 112, and Focus for Android < 112.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.005210000 probability, percentile 0.420810000 (date 2026-08-19)

Problem Types: CWE-787 | Memory safety bugs fixed in Firefox 112 | CWE-787 CWE-787 Out-of-bounds Write

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1ADPDECLARED8.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mozilla Firefox All All All All
Application Mozilla Firefox Mobile All All All All
Application Mozilla Focus All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Mozilla Firefox For Android affected unspecified 112 custom Not specified
CNA Mozilla Firefox affected unspecified 112 custom Not specified
CNA Mozilla Focus For Android affected unspecified 112 custom Not specified

References

ReferenceSourceLinkTags
Security Vulnerabilities fixed in Firefox 112, Firefox for Android 112, Focus for Android 112 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Vendor Advisory
Bug List af854a3a-2127-422b-91ae-364da2661108 bugzilla.mozilla.org Issue Tracking, Not Applicable
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 199282 Ubuntu Security Notification for Firefox Vulnerabilities (USN-6010-1)
  • 378383 Mozilla Firefox Multiple Vulnerabilities (MFSA2023-13)
  • 630881 For ios Vulnerability CVE-2023-29551
  • 710739 Gentoo Linux Mozilla Firefox Multiple Vulnerabilities (GLSA 202305-35)

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