CVE-2019-11705

A flaw in Thunderbird's implementation of iCal causes a stack buffer overflow in icalrecur_add_bydayrules when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.

Score

CVSS 3.1 9.8 Critical

Status

Modified - security@mozilla.org

Published

2019-07-23

Last modified

2024-08-04

Weaknesses

CWE-787

Affected products

• Thunderbird (Mozilla)

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1553808
• https://security.gentoo.org/glsa/201908-20
• https://www.mozilla.org/security/advisories/mfsa2019-17/