CVE-2013-4487

Public Exploit

Description

Off-by-one error in the dane_raw_tlsa in the DANE library (libdane) in GnuTLS 3.1.x before 3.1.16 and 3.2.x before 3.2.6 allows remote servers to cause a denial of service (memory corruption) via a response with more than four DANE entries. NOTE: this issue is due to an incomplete fix for CVE-2013-4466.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.34%
Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-updates/2013-11/msg00064.html vendor advisory
http://www.openwall.com/lists/oss-security/2013/10/31/4 patch mailing list
https://gitorious.org/gnutls/gnutls/commit/0dd5529509e46b11d5c0f3f26f99294e0e5fa6dc patch exploit

Frequently Asked Questions

What is the severity of CVE-2013-4487?
CVE-2013-4487 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4487?
To fix CVE-2013-4487, 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-2013-4487 being actively exploited in the wild?
It is possible that CVE-2013-4487 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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