MGASA-2018-0363 - Updated openssh packages fix security vulnerability

Publication date: 31 Aug 2018
URL: https://advisories.mageia.org/MGASA-2018-0363.html
Type: security
Affected Mageia releases: 6
CVE: CVE-2018-15473

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to
not delaying bailout for an invalid authenticating user until after the
packet containing the request has been fully parsed, related to
auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c (CVE-2018-15473).

References:
- https://bugs.mageia.org/show_bug.cgi?id=23452
- https://openwall.com/lists/oss-security/2018/08/15/5
- https://sekurak.pl/openssh-users-enumeration-cve-2018-15473/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15473

SRPMS:
- 6/core/openssh-7.5p1-2.2.mga6

Mageia 2018-0363: openssh security update

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has be...

Summary

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c (CVE-2018-15473).

References

- https://bugs.mageia.org/show_bug.cgi?id=23452

- https://openwall.com/lists/oss-security/2018/08/15/5

- https://sekurak.pl/openssh-users-enumeration-cve-2018-15473/

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15473

Resolution

MGASA-2018-0363 - Updated openssh packages fix security vulnerability

SRPMS

- 6/core/openssh-7.5p1-2.2.mga6

Severity
Publication date: 31 Aug 2018
URL: https://advisories.mageia.org/MGASA-2018-0363.html
Type: security
CVE: CVE-2018-15473

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