Vulnerability Description
Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs present in Firefox 74 and Firefox ESR 68.6. 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 Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 75.0 |
| Mozilla | Firefox Esr | < 68.7.0 |
| Mozilla | Thunderbird | < 68.7.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1572541%2C1620193%2C1620203Issue TrackingPermissions Required
- https://usn.ubuntu.com/4335-1/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-12/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-14/Vendor Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1572541%2C1620193%2C1620203Issue TrackingPermissions Required
- https://usn.ubuntu.com/4335-1/Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-12/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-14/Vendor Advisory
FAQ
What is CVE-2020-6825?
CVE-2020-6825 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs present in Firefox 74 and Firefox ESR 68.6. Some of these bugs showed evidence of memory corruptio...
How severe is CVE-2020-6825?
CVE-2020-6825 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-6825?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.