Vulnerability in Wireshark
CVE-2021-4190
Large loop in the Kafka dissector in Wireshark 3.6.0 allows denial of service via packet injection or crafted capture file
EPSS: 0.031 (86.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Wireshark — versions 3.6.0
- Wireshark Foundation — versions =3.6.0
- Fedoraproject Fedora — versions 34, 35
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)
- cve@gitlab.com (vendor-advisory)
- cve@gitlab.com (vendor-advisory, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2021-4190?
- CVE-2021-4190 is a high-severity vulnerability in Wireshark, classified under Excessive Iteration. CVSS score: 7.5/10. Published 2021-12-30.
- How severe is CVE-2021-4190?
- High severity. CVSS v3 base score is 7.5 out of 10.