libc in OpenBSD 6.6 allows authentication bypass via the -schallenge username, as demonstrated by smtpd, ldapd, or radiusd. This is related to gen/auth_subr.c and gen/authenticate.c in libc (and login/login.c and xenocara/app/xenodm/greeter/verify.c).
Max CVSS
9.8
EPSS Score
1.47%
Published
2019-12-05
Updated
2019-12-12
In OpenBSD 6.6, local users can use the su -L option to achieve any login class (often excluding root) because there is a logic error in the main function in su/su.c.
Max CVSS
7.8
EPSS Score
0.04%
Published
2019-12-05
Updated
2021-07-21
2 vulnerabilities found
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