CVE-1999-1021

Severity

72%

Complexity

39%

Confidentiality

165%

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.

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.

CVSS 2.0 Base Score 7.2. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C).

Overview

First reported 32 years ago

1992-12-30 05:00:00

Last updated 7 years ago

2017-10-10 01:29:00

Affected Software

Sun SunOS 4.1

4.1

Sun SunOS 4.1.1

4.1.1

Sun SunOS 4.1.2

4.1.2

References

00117

Patch

CA-1992-15

Patch, Third Party Advisory, US Government Resource

47

Patch, Vendor Advisory

nfs-uid(82)

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