CVE-2010-3438

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-11-12 · updated 2026-06-16
Weakness: CWE-134

Description

libpoe-component-irc-perl before v6.32 does not remove carriage returns and line feeds. This can be used to execute arbitrary IRC commands by passing an argument such as "some text\rQUIT" to the 'privmsg' handler, which would cause the client to disconnect from the server.

Affected products

Debian Linux: 8.0, 9.0, 10.0
Fedoraproject Fedora: 12, 13
Libpoe-Component-Irc-Perl Project Libpoe-Component-Irc-Perl: before 6.32 — fixed in 6.32

How to fix

Upgrade to a fixed version: Libpoe-Component-Irc-Perl Project Libpoe-Component-Irc-Perl 6.32. Check the vendor advisory for mitigations.

References

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=581194
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-3438
https://security-tracker.debian.org/tracker/CVE-2010-3438
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=581194
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-3438
https://security-tracker.debian.org/tracker/CVE-2010-3438

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