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CVE-1999-0901

7.2 · HIGH

ypserv allows a local user to modify the GECOS and login shells of other users.

Published Oct 23, 1999linux-nisEPSS 0.41%

Overview

CVE-1999-0901 is a high-severity vulnerability affecting linux-nis ypserv. It was published on October 23, 1999 and has a CVSS 2.0 base score of 7.2 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

ypserv allows a local user to modify the GECOS and login shells of other users.

Remediation

Check the references section for vendor advisories and patches from linux-nis. Update ypserv to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

Frequently asked questions

What is CVE-1999-0901?

CVE-1999-0901 is a high-severity vulnerability affecting linux-nis ypserv. It was published on October 23, 1999 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-1999-0901?

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-1999-0901?

Check the references section for vendor advisories and patches from linux-nis. Update ypserv to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-1999-0901?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-1999-0901 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.