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CVE-2012-1836

7.5 · HIGH

Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression.

Published Mar 22, 2012inspircdCWE-119EPSS 6.82%

Overview

CVE-2012-1836 is a high-severity vulnerability affecting inspircd inspircd. It was published on March 22, 2012 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression.

Remediation

Check the references section for vendor advisories and patches from inspircd. Update inspircd 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

References

Refosvdb.org/80263Refsecunia.com/advisories/48474Refwww.debian.org/security/2012/dsa-2448Refwww.kb.cert.org/vuls/id/212651Refwww.securityfocus.com/bid/52561Refexchange.xforce.ibmcloud.com/vulnerabilities/74157GitHubgithub.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4Refosvdb.org/80263Refsecunia.com/advisories/48474Refwww.debian.org/security/2012/dsa-2448

How CyberStrike helps

Frequently asked questions

What is CVE-2012-1836?

CVE-2012-1836 is a high-severity vulnerability affecting inspircd inspircd. It was published on March 22, 2012 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2012-1836?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-1836?

Check the references section for vendor advisories and patches from inspircd. Update inspircd 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-2012-1836?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-1836 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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