CVE-2016-4456

Description

The "GNUTLS_KEYLOGFILE" environment variable in gnutls 3.4.12 allows remote attackers to overwrite and corrupt arbitrary files in the filesystem.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.26%
Third-Party Advisory openwall.com Third-Party Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1343505 third party advisory issue tracking
http://www.openwall.com/lists/oss-security/2016/06/07/6 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2016-4456?
CVE-2016-4456 has been scored as a high severity vulnerability.
How to fix CVE-2016-4456?
To fix CVE-2016-4456, 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-2016-4456 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-4456 is being actively exploited. 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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