HIGH
pam_unix.so in Linux-PAM 0.99.7.0 allows context-dependent attackers to log into accounts whose password hash, as stored in /etc/passwd or /etc/shadow, has only two characters.
http://secunia.com/advisories/23858
http://www.novell.com/linux/security/advisories/2007_3_sr.html
http://www.redhat.com/archives/fedora-devel-list/2007-January/msg01271.html
http://www.redhat.com/archives/fedora-devel-list/2007-January/msg01277.html
http://www.securityfocus.com/bid/22204
http://www.vupen.com/english/advisories/2007/0323
https://exchange.xforce.ibmcloud.com/vulnerabilities/31739
https://www.redhat.com/archives/pam-list/2007-January/msg00017.html
Source: MITRE
Published: 2007-01-23
Updated: 2017-07-29
Type: NVD-CWE-Other
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH