Vulnerability Report: GO-2021-0227
- CVE-2020-29652, GHSA-3vm4-22fp-5rfm
- Affects: golang.org/x/crypto
- Published: Feb 17, 2022
- Modified: Jun 12, 2023
Clients can cause a panic in SSH servers. An attacker can craft an authentication request message for the “gssapi-with-mic” method which will cause NewServerConn to panic via a nil pointer dereference if ServerConfig.GSSAPIWithMICConfig is nil.
Affected Packages
-
PathVersionsSymbols
-
before v0.0.0-20201216223049-8b5274cf687f
Aliases
References
- https://go.dev/cl/278852
- https://go.googlesource.com/crypto/+/8b5274cf687fd9316b4108863654cc57385531e8
- https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1
- https://vuln.go.dev/ID/GO-2021-0227.json
Credits
- Joern Schneewesiz (GitLab Security Research Team)
Feedback
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