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 ↗
Additional information
- NVD record
- http://unbound.nlnetlabs.nl/downloads/CVE-2011-1922.txtPatch
- http://www.kb.cert.org/vuls/id/531342Patch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061243.html
- http://osvdb.org/72750
- http://secunia.com/advisories/44865
- http://www.securityfocus.com/bid/47986
- https://exchange.xforce.ibmcloud.com/vulnerabilities/67645