What’s Vulnerable › Vulnerabilities

CVE-2023-6175: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in Wireshark

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-26 · updated 2026-06-17
• Weakness: CWE-120

Description

NetScreen file parser crash in Wireshark 4.0.0 to 4.0.10 and 3.6.0 to 3.6.18 allows denial of service via crafted capture file

Affected products

• Wireshark Foundation Wireshark: from 3.6.0 through 3.6.18; from 4.0.0 through 4.0.10

References

• https://gitlab.com/wireshark/wireshark/-/issues/19404
• https://www.wireshark.org/security/wnpa-sec-2023-29.html
• https://gitlab.com/wireshark/wireshark/-/issues/19404
• https://lists.debian.org/debian-lts-announce/2024/02/msg00016.html
• https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html
• https://www.wireshark.org/security/wnpa-sec-2023-29.html

Get alerted when CVE-2023-6175 or the next vulnerability affects your stack