CVE-2002-0638 | BDVDB-2026-5210 Detail
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://www.securityfocus.com/bid/5344
- http://www.iss.net/security_center/static/9709.php
- http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-047.php
- http://rhn.redhat.com/errata/RHSA-2002-132.html
- http://www.kb.cert.org/vuls/id/405955
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000523
- http://online.securityfocus.com/advisories/4320
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html
- http://marc.info/?l=bugtraq&m=102795787713996&w=2
- http://www.redhat.com/support/errata/RHSA-2002-137.html
- http://www.osvdb.org/5164
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.