CVE-2011-1922

Description

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.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.22% Top 25%
Vendor Advisory fedoraproject.org Vendor Advisory nlnetlabs.nl
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061243.html vendor advisory
http://www.securityfocus.com/bid/47986 vdb entry
http://secunia.com/advisories/44865 third party advisory
http://osvdb.org/72750 vdb entry
http://www.kb.cert.org/vuls/id/531342 us government resource third party advisory patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/67645 vdb entry
http://unbound.nlnetlabs.nl/downloads/CVE-2011-1922.txt patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-1922?
CVE-2011-1922 has been scored as a medium severity vulnerability.
How to fix CVE-2011-1922?
To fix CVE-2011-1922, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1922 being actively exploited in the wild?
It is possible that CVE-2011-1922 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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