What’s Vulnerable › Vulnerabilities

CVE-2011-5056

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-01-08 · updated 2026-06-16
• Weakness: CWE-400

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.

Affected products

• MaraDNS: through 2.0.04

References

• http://samiam.org/blog/20111229.html
• http://www.securitytracker.com/id?1026820
• https://exchange.xforce.ibmcloud.com/vulnerabilities/72258
• http://samiam.org/blog/20111229.html
• http://www.securitytracker.com/id?1026820
• https://exchange.xforce.ibmcloud.com/vulnerabilities/72258

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