CVE-2020-15667

Description

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.

Risk Information

Base Score
8.8
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.891

Associated Vulnerability

VulnerabilityOS Platform
Multiple vulnerabilities fixed in Mozilla Firefox (80.0)Windows
Multiple vulnerabilities fixed in Mozilla Firefox (x64) (80.0)Windows
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (80.0)Mac
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (80.0.1)Mac
Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 79.0Mac

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-315672Mozilla Firefox (80.0)
PATCH-315673Mozilla Firefox (x64) (80.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-611870Mozilla Firefox For Mac (142.0.1)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234