CVE-2016-20012 log

Source
Severity Low
Remote Yes
Type Information disclosure
Description
OpenSSH through 8.7 allows remote attackers, who have a suspicion that a certain combination of username and public key is known to an SSH server, to test whether this suspicion is correct. This occurs because a challenge is sent only when that combination could be valid for a login session.
Group Package Affected Fixed Severity Status Ticket
AVG-2392 openssh 8.8p1-1 Low Vulnerable
References
https://utcc.utoronto.ca/~cks/space/blog/tech/SSHKeysAreInfoLeak
https://rushter.com/blog/public-ssh-keys/
https://github.com/openssh/openssh-portable/blob/d0fffc88c8fe90c1815c6f4097bc8cbcabc0f3dd/auth2-pubkey.c#L261-L265
https://github.com/openssh/openssh-portable/pull/270