SB2017022420 - Integer overflow in Debian Linux
Published: February 24, 2017 Updated: August 8, 2020
Security Bulletin ID
SB2017022420
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Integer overflow (CVE-ID: CVE-2017-6308)
CWE-ID: CWE-190 - Integer overflow
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
An issue was discovered in tnef before 1.4.13. Several Integer Overflows, which can lead to Heap Overflows, have been identified in the functions that wrap memory allocation.
Remediation
Install update from vendor's website.
References
- http://www.debian.org/security/2017/dsa-3798
- http://www.securityfocus.com/bid/96427
- https://github.com/verdammelt/tnef/blob/master/ChangeLog
- https://github.com/verdammelt/tnef/commit/c5044689e50039635e7700fe2472fd632ac77176
- https://security.gentoo.org/glsa/201708-02
- https://www.x41-dsec.de/lab/advisories/x41-2017-004-tnef/