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CVE-2011-5056

2.1 · LOW

The authoritative server in MaraDNS through 2.0.04 computes hash values for DNS data without restricting the ability to trigger hash collisions predictably, which might allow local users to cause a…

Published Jan 8, 2012maradnsCWE-400EPSS 0.38%

Overview

CVE-2011-5056 is a low-severity vulnerability affecting maradns maradns. It was published on January 8, 2012 and has a CVSS 2.0 base score of 2.1 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The authoritative server in MaraDNS through 2.0.04 computes hash values for DNS data without restricting the ability to trigger hash collisions predictably, which might allow local users to cause a denial of service (CPU consumption) via crafted records in zone files, a different vulnerability than CVE-2012-0024.

Remediation

Check the references section for vendor advisories and patches from maradns. Update maradns 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
maradnsmaradns0Affected

References

Refsamiam.org/blog/20111229.htmlRefwww.securitytracker.com/id?1026820Refexchange.xforce.ibmcloud.com/vulnerabilities/72258Refsamiam.org/blog/20111229.htmlRefwww.securitytracker.com/id?1026820Refexchange.xforce.ibmcloud.com/vulnerabilities/72258

How CyberStrike helps

Frequently asked questions

What is CVE-2011-5056?

CVE-2011-5056 is a low-severity vulnerability affecting maradns maradns. It was published on January 8, 2012 and has a CVSS 2.0 base score of 2.1 (LOW).

How severe is CVE-2011-5056?

This vulnerability has a CVSS 2.0 base score of 2.1, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-5056?

Check the references section for vendor advisories and patches from maradns. Update maradns 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-2011-5056?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-5056 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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