#VU62728 Man-in-the-Middle (MitM) attack in Pidgin - CVE-2022-26491

Vulnerability identifier: #VU62728

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-26491

CWE-ID: CWE-300

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Pidgin
Client/Desktop applications / Messaging software

Vendor: pidgin.im

Description

The vulnerability allows a remote attacker to perform MitM-attack.

The vulnerability exists due to Pigin supports _xmppconnect DNS TXT record. If DNSSEC is not used, a remote attacker can perform MitM attack via DNS spoofing.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Pidgin: 1.5.1 - 2.14.8

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External links
https://www.pidgin.im/about/security/advisories/cve-2022-26491/

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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.