What’s Vulnerable › Vulnerabilities

CVE-2023-3648: Mismatched Memory Management Routines in Wireshark

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-14 · updated 2026-06-17
• Weakness: CWE-762

Description

Kafka dissector crash in Wireshark 4.0.0 to 4.0.6 and 3.6.0 to 3.6.14 allows denial of service via packet injection or crafted capture file

Affected products

• Wireshark Foundation Wireshark: from 3.6.0 through 3.6.14; from 4.0.0 through 4.0.6

References

• https://gitlab.com/wireshark/wireshark/-/issues/19105
• https://www.wireshark.org/security/wnpa-sec-2023-21.html
• https://gitlab.com/wireshark/wireshark/-/issues/19105
• https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html
• https://www.wireshark.org/security/wnpa-sec-2023-21.html

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