VulnerabilityModified
CVE-2016-4456
The "GNUTLS_KEYLOGFILE" environment variable in gnutls 3.4.12 allows remote attackers to overwrite and corrupt arbitrary files in the filesystem.
HIGH 7.5EPSS 2.20%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The "GNUTLS_KEYLOGFILE" environment variable in gnutls 3.4.12 allows remote attackers to overwrite and corrupt arbitrary files in the filesystem.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 2.20% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- gnu/gnutls
- Source
- secalert@redhat.com
References
- http://www.openwall.com/lists/oss-security/2016/06/07/6Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1343505Issue Tracking, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/07/6Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1343505Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.