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CVE-2019-19521
Published: Dec 4, 2019
Modified: Aug 5, 2024
PUBLISHED
Description
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).
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://www.openwall.com/lists/oss-security/2019/12/04/5
x_refsource_MISC
https://www.openbsd.org/errata66.html
x_refsource_MISC
[oss-security] 20191204 Re: Authentication vulnerabilities in OpenBSD
mailing-list
x_refsource_MLIST
[oss-security] 20191204 Authentication vulnerabilities in OpenBSD
mailing-list
x_refsource_MLIST
20191205 Authentication vulnerabilities in OpenBSD
mailing-list
x_refsource_BUGTRAQ
20191206 Authentication vulnerabilities in OpenBSD
mailing-list
x_refsource_FULLDISC
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