What’s Vulnerable › Vulnerabilities

CVE-2017-6473

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-03-04 · updated 2026-06-17
• Weakness: CWE-20

Description

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a K12 file parser crash, triggered by a malformed capture file. This was addressed in wiretap/k12.c by validating the relationships between lengths and offsets.

Affected products

• Debian Linux: 8.0
• Wireshark Foundation Wireshark: from 2.0.0 through 2.0.10; from 2.2.0 through 2.2.4

References

• http://www.debian.org/security/2017/dsa-3811
• http://www.securityfocus.com/bid/96565
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13431
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=7edc761a01cda8e1b37677f673985582330317d2
• https://www.wireshark.org/security/wnpa-sec-2017-09.html
• http://www.debian.org/security/2017/dsa-3811
• http://www.securityfocus.com/bid/96565
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13431
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=7edc761a01cda8e1b37677f673985582330317d2
• https://www.wireshark.org/security/wnpa-sec-2017-09.html

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