SB2019122031 - Input validation error in Debian Linux
Published: December 20, 2019 Updated: August 8, 2020
Security Bulletin ID
SB2019122031
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Input validation error (CVE-ID: CVE-2015-8313)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
GnuTLS incorrectly validates the first byte of padding in CBC modes
Remediation
Install update from vendor's website.
References
- http://www.debian.org/security/2015/dsa-3408
- http://www.securityfocus.com/archive/1/537012/100/0/threaded
- http://www.securityfocus.com/bid/78327
- https://blog.hboeck.de/archives/877-A-little-POODLE-left-in-GnuTLS-old-versions.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-8313
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2015-8313
- https://security-tracker.debian.org/tracker/CVE-2015-8313