CVE-2023-5171

During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing an attacker to write two NUL bytes, and cause a potentially exploitable crash. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

CVSS v3.0 6.5 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1851599	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2023-41/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-43/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-42/	Vendor Advisory
https://www.debian.org/security/2023/dsa-5506	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/09/msg00034.html	Mailing List Patch Third Party Advisory
https://www.debian.org/security/2023/dsa-5513	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD/	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:11.0:::::::*
	cpe:2.3:o:debian:debian_linux:12.0:::::::*

Configuration 3 (hide)

cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*

History

12 Oct 2023, 02:52

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-09-27 15:19

Updated : 2023-10-12 02:52

NVD link : CVE-2023-5171

Mitre link : CVE-2023-5171

JSON object : View

Products Affected

debian

debian_linux

fedoraproject

fedora

mozilla

thunderbird
firefox_esr
firefox

CWE

CWE-416

Use After Free

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