What’s Vulnerable › Vulnerabilities

CVE-2014-2031

• Severity: medium (CVSS 5.9 v3.0)
• 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: 2018-03-20 · updated 2026-06-17
• Weakness: CWE-125

Description

Deadwood before 2.3.09, 3.x before 3.2.05, and as used in MaraDNS before 1.4.14 and 2.x before 2.0.09, allow remote attackers to cause a denial of service (out-of-bounds read and crash) by leveraging permission to perform recursive queries against Deadwood, related to a logic error.

Affected products

• Deadwood Project Deadwood: before 2.3.09; from 3.0.01 before 3.2.05 — fixed in 2.3.09, 3.2.05
• Maradns Project Maradns: before 1.4.14; from 2.0.05 before 2.0.09 — fixed in 1.4.14, 2.0.09

How to fix

Upgrade to a fixed version: Deadwood Project Deadwood 2.3.09, 3.2.05; Maradns Project Maradns 1.4.14, 2.0.09. Check the vendor advisory for mitigations.

References

• http://samiam.org/blog/2014-02-12.html
• http://www.openwall.com/lists/oss-security/2014/02/19/15
• http://www.securitytracker.com/id/1029771
• https://bugzilla.redhat.com/show_bug.cgi?id=1066609
• https://exchange.xforce.ibmcloud.com/vulnerabilities/91203
• http://samiam.org/blog/2014-02-12.html
• http://www.openwall.com/lists/oss-security/2014/02/19/15
• http://www.securitytracker.com/id/1029771
• https://bugzilla.redhat.com/show_bug.cgi?id=1066609
• https://exchange.xforce.ibmcloud.com/vulnerabilities/91203

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