When processing a MAR update file, after the signature has been validated, an invalid name length could result in a heap overflow, leading to memory corruption and potentially arbitrary code execution. Within Firefox as released by Mozilla, this issue is only exploitable with the Mozilla-controlled signing key. This vulnerability affects Firefox < 80.
References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1653371 Issue Tracking Permissions Required Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-36/ Release Notes Vendor Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mozilla

Published: 2020-10-01T18:42:42

Updated: 2020-10-01T18:42:42

Reserved: 2020-07-10T00:00:00


Link: CVE-2020-15667

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2020-10-01T19:15:13.267

Modified: 2021-07-21T11:39:23.747


Link: CVE-2020-15667

JSON object: View

cve-icon Redhat Information

No data.

CWE