Vulnerability CVE-2016-4456
Published: 2017-08-08   Modified: 2017-08-09

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

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Gnutls -> Gnutls 

 References:
http://www.openwall.com/lists/oss-security/2016/06/07/6
https://bugzilla.redhat.com/show_bug.cgi?id=1343505
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