#VU60628 Out-of-bounds write

Published: 2022-02-15

Vulnerability identifier: #VU60628

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-0566


Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mozilla Thunderbird
Client/Desktop applications / Messaging software

Vendor: Mozilla


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing email messages. A remote attacker can send a specially crafted email to the victim, trigger an out-of-bounds write and execute arbitrary code on the target system.

Install updates from vendor's website.

Vulnerable software versions

Mozilla Thunderbird: 91.0 - 91.6.0


External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability