Unrated severityNVD Advisory· Published Feb 8, 2007· Updated Jun 16, 2026

CVE-2007-0844

Description

The auth_via_key function in pam_ssh.c in pam_ssh before 1.92, when the allow_blank_passphrase option is disabled, allows remote attackers to bypass authentication restrictions and use private encryption keys requiring a blank passphrase by entering a non-blank passphrase.

Affected products

Pam SSH/Pam SSH2 versions
cpe:2.3:a:pam_ssh:pam_ssh:1.91:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:pam_ssh:pam_ssh:1.91:*:*:*:*:*:*:*
- (no CPE)range: <1.92

Patches

Vulnerability mechanics

References

sourceforge.net/project/shownotes.phpnvdPatchVendor Advisory
secunia.com/advisories/24061nvdVendor Advisory
osvdb.org/33119nvd
www.securityfocus.com/bid/22461nvd
www.vupen.com/english/advisories/2007/0524nvd

News mentions

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