What’s Vulnerable › Vulnerabilities

CVE-2020-9429

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-27 · updated 2026-06-17
• Weakness: CWE-476

Description

In Wireshark 3.2.0 to 3.2.1, the WireGuard dissector could crash. This was addressed in epan/dissectors/packet-wireguard.c by handling the situation where a certain data structure intentionally has a NULL value.

Affected products

• openSUSE Leap: 15.1
• Wireshark Foundation Wireshark: from 3.2.0 through 3.2.1

References

• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16394
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=73c5fff899f253c44a72657048aec7db6edee571
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=a2530f740d67d41908e84434bb5ec99480c2ac2e
• https://security.gentoo.org/glsa/202007-13
• https://www.wireshark.org/security/wnpa-sec-2020-06.html
• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16394
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=73c5fff899f253c44a72657048aec7db6edee571
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=a2530f740d67d41908e84434bb5ec99480c2ac2e
• https://security.gentoo.org/glsa/202007-13
• https://www.wireshark.org/security/wnpa-sec-2020-06.html

Get alerted when CVE-2020-9429 or the next vulnerability affects your stack