CVE-1999-1354: n/a vulnerability

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

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 1, 2024, 17:11 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-1999-1354 is a legacy credential-handling flaw in the Softarc FirstClass e-mail client. The client can store usernames and passwords in cleartext files or logs, making account compromise possible if those files are accessible. The source bundle does not provide CVSS, a vendor fix, or evidence of current active exploitation. Exposure is likely limited to legacy environments, old workstations, archived profiles, or systems still using Softarc FirstClass e-mail client versions cited in the sources. Modern exposure cannot be determined from the provided bundle. Prioritize if legacy FirstClass systems remain in use or archived workstation profiles are broadly accessible. This is mainly a credential exposure and legacy hygiene issue, not a documented active-exploitation emergency based on the supplied sources. Mitigation focus: Check vendor or archival FirstClass guidance for supported remediation.; Retire or replace affected legacy FirstClass clients where feasible.; Disable client logging where business use allows..

Prepared: Jul 1, 2026, 09:01 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 12, 2001, 04:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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