packages:
  - module: golang.org/x/crypto
    package: golang.org/x/crypto/ssh
    symbols:
      - connection.serverAuthenticate
    versions:
      - fixed: v0.0.0-20201216223049-8b5274cf687f
description: |
    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.
published: 2022-02-17T17:35:32Z
cves:
  - CVE-2020-29652
credit: Joern Schneewesiz, GitLab Security Research Team
links:
    pr: https://go-review.googlesource.com/c/crypto/+/278852
    commit: https://go.googlesource.com/crypto/+/8b5274cf687fd9316b4108863654cc57385531e8
    context:
      - https://groups.google.com/g/golang-announce/c/ouZIlBimOsE?pli=1