Remote code execution in Mozilla Thunderbird



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-0566
CWE-ID CWE-787
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Mozilla Thunderbird
Client/Desktop applications / Messaging software

Vendor Mozilla

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU60628

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-0566

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Thunderbird: 91.0 - 91.6.0

CPE2.3 External links

https://www.mozilla.org/en-US/security/advisories/mfsa2022-07/


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.



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