What’s Vulnerable › Vulnerabilities

CVE-2018-19622

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-11-29 · updated 2026-06-17
• Weakness: CWE-835

Description

In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the MMSE dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-mmse.c by preventing length overflows.

Affected products

• Debian Linux: 8.0, 9.0
• Wireshark Foundation Wireshark: from 2.4.0 through 2.4.10; from 2.6.0 through 2.6.4

References

• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• http://www.securityfocus.com/bid/106051
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15250
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=3b7555d32d11862f0e500ec466ad6bfe54190076
• https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html
• https://www.debian.org/security/2018/dsa-4359
• https://www.oracle.com/security-alerts/cpuapr2020.html
• https://www.wireshark.org/security/wnpa-sec-2018-54.html
• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
• http://www.securityfocus.com/bid/106051
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15250
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=3b7555d32d11862f0e500ec466ad6bfe54190076

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