Description (CNA)
An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Mozilla / Firefox | affected before 70 |
| Mozilla / Thunderbird | affected before 68.2 |
| Mozilla / Firefox ESR | affected before 68.2 |
CWE
No CWE identifiers supplied.
References
- https://www.mozilla.org/security/advisories/mfsa2019-35/
- https://www.mozilla.org/security/advisories/mfsa2019-33/
- https://www.mozilla.org/security/advisories/mfsa2019-34/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1577953
- https://security.gentoo.org/glsa/202003-10
- https://usn.ubuntu.com/4335-1/
ADP enrichment
No English description supplied.