Vulnerability in The Wireshark Foundation
CVE-2021-22235
Crash in DNP dissector in Wireshark 3.4.0 to 3.4.6 and 3.2.0 to 3.2.14 allows denial of service via packet injection or crafted capture file
EPSS: 0.033 (87.2th 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
- The Wireshark Foundation — versions >=3.4.0, <3.4.7, >=3.2.0, <3.2.15
- Wireshark
- Debian Debian_linux — versions 9.0, 10.0, 11.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@gitlab.com (Vendor Advisory)
- cve@gitlab.com (Exploit, Third Party Advisory)
- cve@gitlab.com (Third Party Advisory)
- cve@gitlab.com (vendor-advisory, Mailing List, Third Party Advisory)
- cve@gitlab.com (mailing-list, Mailing List, Third Party Advisory)
- cve@gitlab.com (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-22235?
- CVE-2021-22235 is a high-severity vulnerability in The Wireshark Foundation, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2021-07-20.
- How severe is CVE-2021-22235?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-22235 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.