How severe is CVE-1999-1354?

CVE-1999-1354 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-1999-1354 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1354?

CVE-1999-1354 affects Softarc Firstclass Internet Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1354?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-1999-1354 published?

CVE-1999-1354 was published on 1999-08-30 and last updated on 2026-06-16.

CVE-1999-1354

CVE-1999-1354 is a medium-severity vulnerability in Softarc Firstclass Internet Server with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Softarc Firstclass Internet Server
Published: 1999-08-30
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-1999-1354?: 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.
How severe is CVE-1999-1354?: CVE-1999-1354 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-1999-1354 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1354?: CVE-1999-1354 affects Softarc Firstclass Internet Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1354?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1354 published?: CVE-1999-1354 was published on 1999-08-30 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:softarc:firstclass_internet_server:*:*:*:*:*:*:*:*