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cve[email protected]CVE-2002-0638
HistoryAug 12, 2002 - 4:00 a.m.

CVE-2002-0638

2002-08-1204:00:00
NVD-CWE-Other
web.nvd.nist.gov
27
cve-2002-0638
util-linux
red hat linux 7.3
local privilege escalation
race condition
security vulnerability

6.6 Medium

AI Score

Confidence

Low

6.2 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:H/Au:N/C:C/I:C/A:C

0.004 Low

EPSS

Percentile

71.7%

setpwnam.c in the util-linux package, as included in Red Hat Linux 7.3 and earlier, and other operating systems, does not properly lock a temporary file when modifying /etc/passwd, which may allow local users to gain privileges via a complex race condition that uses an open file descriptor in utility programs such as chfn and chsh.

6.6 Medium

AI Score

Confidence

Low

6.2 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:H/Au:N/C:C/I:C/A:C

0.004 Low

EPSS

Percentile

71.7%

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