CVE-1999-1354: E-mail client in Softarc FirstClass Internet Server 5.506 and earlier stores usernames and passwords in cleartext in the

Published n/a Updated 2026-08-21T04:30:48.921Z

Summary

E-mail client in Softarc FirstClass Internet Server 5.506 and earlier stores usernames and passwords in cleartext in the files (1) home.fc for version 5.506, (2) network.fc for version 3.5, or (3) FCCLIENT.LOG when logging is enabled.

Severity

UNKNOWN

Source Attribution

Source: NVD · Updated: 2026-08-21T04:30:48.921Z · Confidence: high

Impact

Based on CVSS vector: n/a — assess confidentiality, integrity, and availability impact via the official vector documentation.

Affected Software

Fix

Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.

References