PT-2019-3440 · Mozilla+5 · Thunderbird+5
Luis Merino
·
Published
2019-06-13
·
Updated
2024-06-15
·
CVE-2019-11705
CVSS v2.0
10
Critical
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Thunderbird versions prior to 60.7.1
Description
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. The vulnerability can be exploited by a remote attacker to cause a denial of service.Recommendations
For Thunderbird versions prior to 60.7.1, update to version 60.7.1 or later to resolve the issue. As a temporary workaround, consider restricting the processing of email messages that may trigger the
icalrecur add bydayrules function until a patch is available.Exploit
Fix
Buffer Overflow
Memory Corruption
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Related Identifiers
Affected Products
Alt Linux
Centos
Red Hat
Suse
Thunderbird
Ubuntu