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 for CVE-2002-0638
Probability of exploitation activity in the next 30 days: 0.36%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 69 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2002-0638
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.2
|
MEDIUM | AV:L/AC:H/Au:N/C:C/I:C/A:C |
1.9
|
10.0
|
NIST |
References for CVE-2002-0638
-
http://rhn.redhat.com/errata/RHSA-2002-132.html
Patch;Vendor Advisory
-
http://www.kb.cert.org/vuls/id/405955
Patch;Third Party Advisory;US Government Resource
-
http://online.securityfocus.com/advisories/4320
-
http://marc.info/?l=bugtraq&m=102795787713996&w=2
-
http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html
-
http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html
-
http://www.securityfocus.com/bid/5344
-
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000523
-
http://www.iss.net/security_center/static/9709.php
-
http://www.redhat.com/support/errata/RHSA-2002-137.html
-
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-047.php
-
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-043.0.txt
Products affected by CVE-2002-0638
- cpe:2.3:o:hp:secure_os:1.0:*:linux:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:7.1:*:*:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:8.1:*:*:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:8.1:*:ia64:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:8.0:*:ppc:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux:8.2:*:*:*:*:*:*:*
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mandrakesoft:mandrake_single_network_firewall:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.1:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.0:*:alpha:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.0:*:sparc:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.1:*:alpha:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.1:*:sparc:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.2:*:alpha:*:*:*:*:*
- cpe:2.3:o:redhat:linux:6.2:*:sparc:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.0:*:alpha:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.1:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.2:*:alpha:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.1:*:ia64:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.2:*:ia64:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.1:*:alpha:*:*:*:*:*
- cpe:2.3:o:redhat:linux:7.3:*:*:*:*:*:*:*