CVE-2021-39923
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Large loop in the PNRP dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Wireshark Foundation | Wireshark | >=3.2.0, <3.2.18 | affected |
| Wireshark Foundation | Wireshark | >=3.4.0, <3.4.10 | affected |
Weaknesses
- Excessive iteration in Wireshark
ADP Enrichment
CVE Program Container
Additional References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39923.json
- https://www.wireshark.org/security/wnpa-sec-2021-11.html
- https://gitlab.com/wireshark/wireshark/-/issues/17684
- https://www.debian.org/security/2021/dsa-5019
- https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39923.json
- https://www.wireshark.org/security/wnpa-sec-2021-11.html
- https://gitlab.com/wireshark/wireshark/-/issues/17684
- https://www.debian.org/security/2021/dsa-5019
- https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html
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