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CVE-2003-0190

MEDIUM severity · CVSS 5 · CWE-203
5CVSS MEDIUM

Summary

OpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine valid usernames via a timing attack.

Impact & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges required
User interaction
Confidentiality impact
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)77%

AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: http://www.securityfocus.com/bid/7467 ↗