The auth_parse_options function in auth-options.c in sshd in OpenSSH before 5.7 provides debug messages containing authorized_keys command options, which allows remote authenticated users to obtain potentially sensitive information by reading these messages, as demonstrated by the shared user account required by Gitolite. NOTE: this can cross privilege boundaries because a user account may intentionally have no shell or filesystem access, and therefore may have no supported way to read an authorized_keys file in its own home directory.
2012-01-27T19:55:01.063
2025-04-11T00:51:21.963
Deferred
CVSSv2: 3.5 (LOW)
AV:N/AC:M/Au:S/C:P/I:N/A:N
6.8
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | openbsd | openssh | ≤ 5.6 | Yes |
| Application | openbsd | openssh | 1.2 | Yes |
| Application | openbsd | openssh | 1.2.1 | Yes |
| Application | openbsd | openssh | 1.2.2 | Yes |
| Application | openbsd | openssh | 1.2.3 | Yes |
| Application | openbsd | openssh | 1.2.27 | Yes |
| Application | openbsd | openssh | 1.3 | Yes |
| Application | openbsd | openssh | 1.5 | Yes |
| Application | openbsd | openssh | 1.5.7 | Yes |
| Application | openbsd | openssh | 1.5.8 | Yes |
| Application | openbsd | openssh | 2 | Yes |
| Application | openbsd | openssh | 2.1 | Yes |
| Application | openbsd | openssh | 2.1.1 | Yes |
| Application | openbsd | openssh | 2.2 | Yes |
| Application | openbsd | openssh | 2.3 | Yes |
| Application | openbsd | openssh | 2.3.1 | Yes |
| Application | openbsd | openssh | 2.5 | Yes |
| Application | openbsd | openssh | 2.5.1 | Yes |
| Application | openbsd | openssh | 2.5.2 | Yes |
| Application | openbsd | openssh | 2.9 | Yes |
| Application | openbsd | openssh | 2.9.9 | Yes |
| Application | openbsd | openssh | 2.9.9p2 | Yes |
| Application | openbsd | openssh | 2.9p1 | Yes |
| Application | openbsd | openssh | 2.9p2 | Yes |
| Application | openbsd | openssh | 3.0 | Yes |
| Application | openbsd | openssh | 3.0.1 | Yes |
| Application | openbsd | openssh | 3.0.1p1 | Yes |
| Application | openbsd | openssh | 3.0.2 | Yes |
| Application | openbsd | openssh | 3.0.2p1 | Yes |
| Application | openbsd | openssh | 3.0p1 | Yes |
| Application | openbsd | openssh | 3.1 | Yes |
| Application | openbsd | openssh | 3.1p1 | Yes |
| Application | openbsd | openssh | 3.2 | Yes |
| Application | openbsd | openssh | 3.2.2 | Yes |
| Application | openbsd | openssh | 3.2.2p1 | Yes |
| Application | openbsd | openssh | 3.2.3p1 | Yes |
| Application | openbsd | openssh | 3.3 | Yes |
| Application | openbsd | openssh | 3.3p1 | Yes |
| Application | openbsd | openssh | 3.4 | Yes |
| Application | openbsd | openssh | 3.4p1 | Yes |
| Application | openbsd | openssh | 3.5 | Yes |
| Application | openbsd | openssh | 3.5p1 | Yes |
| Application | openbsd | openssh | 3.6 | Yes |
| Application | openbsd | openssh | 3.6.1 | Yes |
| Application | openbsd | openssh | 3.6.1p1 | Yes |
| Application | openbsd | openssh | 3.6.1p2 | Yes |
| Application | openbsd | openssh | 3.7 | Yes |
| Application | openbsd | openssh | 3.7.1 | Yes |
| Application | openbsd | openssh | 3.7.1p1 | Yes |
| Application | openbsd | openssh | 3.7.1p2 | Yes |
| Application | openbsd | openssh | 3.8 | Yes |
| Application | openbsd | openssh | 3.8.1 | Yes |
| Application | openbsd | openssh | 3.8.1p1 | Yes |
| Application | openbsd | openssh | 3.9 | Yes |
| Application | openbsd | openssh | 3.9.1 | Yes |
| Application | openbsd | openssh | 3.9.1p1 | Yes |
| Application | openbsd | openssh | 4.0 | Yes |
| Application | openbsd | openssh | 4.0p1 | Yes |
| Application | openbsd | openssh | 4.1 | Yes |
| Application | openbsd | openssh | 4.1p1 | Yes |
| Application | openbsd | openssh | 4.2 | Yes |
| Application | openbsd | openssh | 4.2p1 | Yes |
| Application | openbsd | openssh | 4.3 | Yes |
| Application | openbsd | openssh | 4.3p1 | Yes |
| Application | openbsd | openssh | 4.3p2 | Yes |
| Application | openbsd | openssh | 4.4 | Yes |
| Application | openbsd | openssh | 4.4p1 | Yes |
| Application | openbsd | openssh | 4.5 | Yes |
| Application | openbsd | openssh | 4.6 | Yes |
| Application | openbsd | openssh | 4.7 | Yes |
| Application | openbsd | openssh | 4.8 | Yes |
| Application | openbsd | openssh | 4.9 | Yes |
| Application | openbsd | openssh | 5.0 | Yes |
| Application | openbsd | openssh | 5.1 | Yes |
| Application | openbsd | openssh | 5.2 | Yes |
| Application | openbsd | openssh | 5.3 | Yes |
| Application | openbsd | openssh | 5.4 | Yes |
| Application | openbsd | openssh | 5.5 | Yes |