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CVE-2010-1156

4.3 · MEDIUM

core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at…

Published Apr 16, 2010irssiEPSS 2.88%

Overview

CVE-2010-1156 is a medium-severity vulnerability affecting irssi irssi. It was published on April 16, 2010 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.

Remediation

Check the references section for vendor advisories and patches from irssi. Update irssi to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
irssiirssi0Affected

References

Refirssi.org/newsRefirssi.org/news/ChangeLogReflists.fedoraproject.org/pipermail/package-announce/2010-May/041054.htmlReflists.opensuse.org/opensuse-security-announce/2010-05/msg00001.htmlRefmarc.info/?l=oss-security&m=127098845125270&w=2Refmarc.info/?l=oss-security&m=127110132019166&w=2Refmarc.info/?l=oss-security&m=127111071631857&w=2Refmarc.info/?l=oss-security&m=127115784314970&w=2Refmarc.info/?l=oss-security&m=127119240204394&w=2Refsecunia.com/advisories/39365

How CyberStrike helps

Frequently asked questions

What is CVE-2010-1156?

CVE-2010-1156 is a medium-severity vulnerability affecting irssi irssi. It was published on April 16, 2010 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2010-1156?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2010-1156?

Check the references section for vendor advisories and patches from irssi. Update irssi to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2010-1156?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2010-1156 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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