NVD Vulnerability Detail
Search Exploit, PoC
CVE-1999-1021
Summary

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.

Publication Date Dec. 30, 1992, 2 p.m.
Registration Date Jan. 29, 2021, 6:03 p.m.
Last Update Oct. 10, 2017, 10:29 a.m.
CVSS2.0 : HIGH
Score 7.2
Vector AV:L/AC:L/Au:N/C:C/I:C/A:C
攻撃元区分(AV) ローカル
攻撃条件の複雑さ(AC)
攻撃前の認証要否(Au) 不要
機密性への影響(C)
完全性への影響(I)
可用性への影響(A)
Get all privileges. はい
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:o:sun:sunos:4.1:*:*:*:*:*:*:*
cpe:2.3:o:sun:sunos:4.1.1:*:*:*:*:*:*:*
cpe:2.3:o:sun:sunos:4.1.2:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List