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CVE-2002-0638

Published: Apr 2, 2003Updated: Apr 16, 2026 Sources: CVE List NVD BDUNVD-CWE-Other
6.2MEDIUM
NVD MITRE
EPSS Score
0.5%
Top 58.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:HAu:NC:CI:CA:C
Exploitability
AV:LAccess Vector
Local
AC:HAccess Complexity
High
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

mandrakesoft
commercial·FRaka mandriva, mandrakesoft linux
mandrake single network firewallOn-premNetwork Device
Networking Infrastructure / firewall
mandrake linuxOn-premOS
Operating Systems / linux-distro
mandrake linux corporate serverOn-premOS
Operating Systems / linux-distro
Red Hat Inc.
commercial·USaka redhat, red hat
linuxOn-prem
Operating Systems / linux-distro
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
hp
commercial·USaka hpe, hewlett packard
secure osOn-premOS
Operating Systems
and 1 more affected products View all →

Exploitability

Official Patch Available

References

ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-043.0.txt
ftp.caldera.com
http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html
archives.neohapsis.com
http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html
archives.neohapsis.com
and 11 more references View all →

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