SB2017030405 - Input validation error in Debian Linux
Published: March 4, 2017 Updated: August 4, 2020
Security Bulletin ID
SB2017030405
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2017-6471)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a WSP infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-wsp.c by validating the capability length.
Remediation
Install update from vendor's website.
References
- http://www.debian.org/security/2017/dsa-3811
- http://www.securityfocus.com/bid/96564
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13348
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=62afef41277dfac37f515207ca73d33306e3302b
- https://www.wireshark.org/security/wnpa-sec-2017-05.html