Vulnerability Details CVE-2002-0638
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 25.9%
CVSS Severity
CVSS v2 Score 6.2
References
- ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-043.0.txt
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000523
- http://marc.info/?l=bugtraq&m=102795787713996&w=2
- http://online.securityfocus.com/advisories/4320
- http://rhn.redhat.com/errata/RHSA-2002-132.html
- http://www.iss.net/security_center/static/9709.php
- http://www.kb.cert.org/vuls/id/405955
- http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-047.php
- http://www.osvdb.org/5164
- http://www.redhat.com/support/errata/RHSA-2002-137.html
- http://www.securityfocus.com/bid/5344
- ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-043.0.txt
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000523
- http://marc.info/?l=bugtraq&m=102795787713996&w=2
- http://online.securityfocus.com/advisories/4320
- http://rhn.redhat.com/errata/RHSA-2002-132.html
- http://www.iss.net/security_center/static/9709.php
- http://www.kb.cert.org/vuls/id/405955
- http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-047.php
- http://www.osvdb.org/5164
- http://www.redhat.com/support/errata/RHSA-2002-137.html
- http://www.securityfocus.com/bid/5344
Products affected by CVE-2002-0638
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cpe:2.3:a:mandrakesoft:mandrake_single_network_firewall:7.2
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cpe:2.3:o:hp:secure_os:1.0
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cpe:2.3:o:mandrakesoft:mandrake_linux:7.0
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cpe:2.3:o:mandrakesoft:mandrake_linux:7.1
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cpe:2.3:o:mandrakesoft:mandrake_linux:7.2
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cpe:2.3:o:mandrakesoft:mandrake_linux:8.0
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cpe:2.3:o:mandrakesoft:mandrake_linux:8.1
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cpe:2.3:o:mandrakesoft:mandrake_linux:8.2
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cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:1.0.1
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cpe:2.3:o:redhat:linux:6.0
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cpe:2.3:o:redhat:linux:6.1
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cpe:2.3:o:redhat:linux:6.2
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cpe:2.3:o:redhat:linux:7.0
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cpe:2.3:o:redhat:linux:7.1
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cpe:2.3:o:redhat:linux:7.2
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cpe:2.3:o:redhat:linux:7.3