CVEvulnerability

CVE-1999-1021

7.2 HIGH Published 1992-12-30 Modified 2026-06-16 Official page ↗
Status
Modified
Published
1992-12-30
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C

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.

Affected configurations

• sun sunos 4.1 • sun sunos 4.1.1 • sun sunos 4.1.2

References