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CVE-2011-1922

MEDIUM severity · CVSS 4.3 · CWE-399
4.3CVSS MEDIUM

Summary

daemon/worker.c in Unbound 1.x before 1.4.10, when debugging functionality and the interface-automatic option are enabled, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a crafted DNS request that triggers improper error handling.

Impact & exploitability

Attack vectorNetwork
Attack complexity
Privileges required
User interaction
Confidentiality impactNone
Integrity impactNone
Availability impact
Exploit probability (EPSS)7%

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: http://unbound.nlnetlabs.nl/downloads/CVE-2011-1922.txt ↗