CVE-2014-3859

Description

libdns in ISC BIND 9.10.0 before P2 does not properly handle EDNS options, which allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via a crafted packet, as demonstrated by an attack against named, dig, or delv.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 25.89% Top 5%
Vendor Advisory isc.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://kb.isc.org/article/AA-01166/ vendor advisory
http://www.securityfocus.com/bid/68193 vdb entry
https://kb.isc.org/article/AA-01171/
http://secunia.com/advisories/58946 third party advisory
http://www.securitytracker.com/id/1030414 vdb entry

Frequently Asked Questions

What is the severity of CVE-2014-3859?
CVE-2014-3859 has been scored as a medium severity vulnerability.
How to fix CVE-2014-3859?
To fix CVE-2014-3859, 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-2014-3859 being actively exploited in the wild?
It is possible that CVE-2014-3859 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~26% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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