Search/CVE-2003-0190
● CVE

CVE-2003-0190

Vendorsiemens, openbsd, openpkgProductscalance x204rna firmware, openssh, scalance x204rna ecc firmware, openpkgDiscoveredMay 12, 2003UpdatedApr 16, 2026

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.

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CVSS v3.1
—
EPSS
76.8%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
Connections
5 relationships
Timeline
disclosure → media coverage
May 12, 2003
Disclosure — published as a CVE record. · last revised by NVD Apr 16, 2026