#VU74972 Input validation error in Mozilla Thunderbird - CVE-2023-29479
Published: April 11, 2023
Vulnerability identifier: #VU74972
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-29479
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Thunderbird
Mozilla Thunderbird
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the Ribose RNP library when parsing PKESK/SKESK packets. A remote attacker can send specially crafted OpenPGP messages to the application and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.