CVE-2007-0844 describes a bypass vulnerability in pam_ssh versions prior to 1.92, specifically within the auth_via_key function when the allow_blank_passphrase option is disabled. This flaw allows remote attackers to authenticate using private encryption keys that require a blank passphrase by instead providing a non-blank passphrase. With a CVSS score of 6.4 (medium severity), this vulnerability has a low attack complexity and requires no authentication, potentially leading to partial confidentiality and integrity impacts. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.91CPE matchmatch criteria | cpe:2.3:a:pam_ssh:pam_ssh:1.91:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:N
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