Denial of service in Mozilla Thunderbird

1) Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

EUVDB-ID: #VU74153

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-28427

CWE-ID: CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes (\'Prototype Pollution\')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a prototype pollution issue in Matrix SDK. A remote attacker can pass specially crafted input with events containing special strings in key locations and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mozilla Thunderbird: 102.0 - 102.9.0

CPE2.3

• cpe:2.3:a:mozilla:mozilla_thunderbird:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:mozilla_thunderbird:102.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:mozilla_thunderbird:102.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:mozilla_thunderbird:102.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:mozilla_thunderbird:102.5.1:*:*:*:*:*:*:*

External links

https://www.mozilla.org/en-US/security/advisories/mfsa2023-12/

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.