Improper Certificate Validation Affecting libpurple-tcl package, versions <2.14.8-150400.3.3.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
1.2% (79th percentile)

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  • Snyk IDSNYK-SLES154-LIBPURPLETCL-2833426
  • published18 May 2022
  • disclosed17 May 2022

Introduced: 17 May 2022

CVE-2022-26491  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 libpurple-tcl to version 2.14.8-150400.3.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libpurple-tcl package and not the libpurple-tcl package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

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 Base Scores

version 3.1