Medium severity · published Jun 2, 2022
CVE-2022-26491
An issue was discovered in Pidgin before 2.14.9
5.9
CVSS
2.6%
EPSS
No
On KEV
Description
An issue was discovered in Pidgin before 2.14.9. A remote attacker who can spoof DNS responses can redirect a client connection to a malicious server. The client will perform TLS certificate verification of the malicious domain name instead of the original XMPP service domain, allowing the attacker to take over control over the XMPP connection and to obtain user credentials and all communication content. This is similar to CVE-2022-24968.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.6% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
PI
Pidgin · Pidgin
before 2.14.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-26491
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-26491
Release Notes
https://developer.pidgin.im/wiki/FullChangeLog
Patch
https://github.com/xsf/xeps/pull/1158
Patch
https://keep.imfreedom.org/pidgin/pidgin/rev/13cdb7956bdc
Mailing List
https://lists.debian.org/debian-lts-announce/2022/06/msg00005.html
Mailing List
https://mail.jabber.org/pipermail/standards/2022-February/038759.html
Vendor Advisory
https://pidgin.im/about/security/advisories/cve-2022-26491/
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