CVE-2019-11704

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

Affected

Mozilla · Thunderbird

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

10.53% chance of exploitation in the next 30 days, 96th percentile

Published

2019-07-23

Updated

2024-08-04

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/47002

Security advisories

• https://bugzilla.mozilla.org/show_bug.cgi?id=1553814
• https://www.mozilla.org/security/advisories/mfsa2019-17
• https://security.gentoo.org/glsa/201908-20

References

• CVE Record
• NVD entry