CVE-2021-22235
HIGHWireshark 3.2.0-3.2.14 and 3.4.0-3.4.6 - Denial of Service in DNP Dissector
Title source: llmDescription
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
References (6)
Core 6
Core References
Mailing List, Third Party Advisory vendor-advisory
https://www.debian.org/security/2021/dsa-5019
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202210-04
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22235.json
Exploit, Third Party Advisory
https://gitlab.com/wireshark/wireshark/-/issues/17462
Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2021-05.html
Scores
CVSS v3
7.5
EPSS
0.0330
EPSS Percentile
86.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-835
Status
published
Products (4)
debian/debian_linux
9.0
debian/debian_linux
10.0
debian/debian_linux
11.0
wireshark/wireshark
3.2.0 - 3.2.15
Published
Jul 20, 2021
Tracked Since
Feb 18, 2026