Remote code execution in Mozilla Thunderbird



Published: 2021-01-12 | Updated: 2021-07-01
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-16044
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Mozilla Thunderbird
Client/Desktop applications / Messaging software

Vendor Mozilla

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU49300

Risk: High

CVSSv3.1:

CVE-ID: CVE-2020-16044

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing COOKIE-ECHO chunk in a SCTP packet. A remote attacker can pass specially crafted data to the browser, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Mozilla Thunderbird: 78.0 - 78.6.0, 68.0 - 68.12.1, 60.0 - 60.9.1


CPE2.3 External links

http://www.mozilla.org/en-US/security/advisories/mfsa2021-02/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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