Memory Corruption Vulnerability in Firefox and Focus for Android
CVE-2023-29543

8.8HIGH

Key Information:

Vendor

Mozilla
Status
Firefox for Android
Firefox
Focus for Android
Vendor
CVE Published:
2 June 2023

What is CVE-2023-29543?

A vulnerability exists in Firefox and Focus for Android, where attackers could exploit a memory corruption flaw leading to a use-after-free condition in a global object's debugger vector. This issue impacts versions below 112 of both Firefox for Android and Focus for Android, potentially allowing attackers to execute arbitrary code.

Affected Version(s)

Firefox < 112

Firefox for Android < 112

Focus for Android < 112

References

https://www.mozilla.org/security/advisories/mfsa2023-13/
https://bugzilla.mozilla.org/show_bug.cgi?id=1816158

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2023-29543 : Memory Corruption Vulnerability in Firefox and Focus for Android