Buffer overflow in Wireshark
CVE-2023-2855
Candump log parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file
Vulnerability class: Buffer Overflow
EPSS: 0.016 (74.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Wireshark
- Wireshark Foundation — versions >=4.0.0, <4.0.6, >=3.6.0, <3.6.14
- Debian Debian_linux — versions 12.0
Weakness classification (CWE)
References
- cve@gitlab.com (Vendor Advisory)
- cve@gitlab.com (Exploit, Patch, Third Party Advisory, Issue Tracking)
- cve@gitlab.com (Third Party Advisory)
- cve@gitlab.com (vendor-advisory, Third Party Advisory)
- cve@gitlab.com (vendor-advisory, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-2855?
- CVE-2023-2855 is a medium-severity vulnerability in Wireshark, classified under Out-of-bounds Write. CVSS score: 5.3/10. Published 2023-05-26.
- How severe is CVE-2023-2855?
- Medium severity. CVSS v3 base score is 5.3 out of 10.