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CVE-2020-9429In Wireshark 3.2.0 to 3.2.1, the WireGuard dissector could crash. This was addressed in epan/dissectors/packet-wireguard.c by handling the…
- 7.5HighCVSS base score
- 1.5%Exploitation in 30 daysEPSS · top 25% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In Wireshark 3.2.0 to 3.2.1, the WireGuard dissector could crash. This was addressed in epan/dissectors/packet-wireguard.c by handling the situation where a certain data structure intentionally has a NULL value.
Timeline
ID reserved
By mitre
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.5% · top 25% of all CVEs (14 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
References6
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16394 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.wireshark.org/security/wnpa-sec-2020-06.html (opens in a new tab)x_refsource_MISCx_transferred
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=a2530f740d67d41908e84434bb5ec99480c2ac2e (opens in a new tab)x_refsource_MISCx_transferred
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=73c5fff899f253c44a72657048aec7db6edee571 (opens in a new tab)x_refsource_MISCx_transferred
- openSUSE-SU-2020:0362 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- GLSA-202007-13 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-30249 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-9429)Record last updated .