How severe is CVE-1999-0754?

CVE-1999-0754 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-1999-0754 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0754?

CVE-1999-0754 affects Isc Inn. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-0754?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-1999-0754 published?

CVE-1999-0754 was published on 1999-05-11 and last updated on 2026-06-16.

CVE-1999-0754

CVE-1999-0754 is a critical-severity vulnerability in Isc Inn with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Isc Inn
Published: 1999-05-11
Last modified: 2026-06-16

Description

The INN inndstart program allows local users to gain privileges by specifying an alternate configuration file using the INNCONF environmental variable.

Frequently asked questions

What is CVE-1999-0754?: The INN inndstart program allows local users to gain privileges by specifying an alternate configuration file using the INNCONF environmental variable.
How severe is CVE-1999-0754?: CVE-1999-0754 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-1999-0754 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0754?: CVE-1999-0754 affects Isc Inn. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-0754?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-1999-0754 published?: CVE-1999-0754 was published on 1999-05-11 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:isc:inn:*:*:*:*:*:*:*:*

More vulnerabilities in Isc Inn

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CVE-1999-0705 — High (CVSS 7.5): Buffer overflow in INN inews program.

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