CVE-1999-1021 - CVE House
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Status published High CVE-1999-1021

NFS on SunOS 4.1 through 4.1.2 ignores the high order...

Vulnerability Description

NFS on SunOS 4.1 through 4.1.2 ignores the high order 16 bits in a 32 bit UID, which allows a local user to gain root access if the lower 16 bits are set to 0, as fixed by the NFS jumbo patch upgrade.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

sunos
Vulnerable Versions:
4.1, 4.1.1, 4.1.2

Timeline

Official Publish: March 9th, 2002
Last Modified: August 1st, 2024
Added to House: July 17th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.