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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.
Publish Date : 2002-08-12 Last Update Date : 2008-09-10
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- CVSS Scores & Vulnerability Types

CVSS Score
6.2
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Gain privileges
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2002-07-29
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Products Affected By CVE-2002-0638

# Product Type Vendor Product Version Update Edition Language
1 OS HP Secure Os 1.0 Linux Version Details Vulnerabilities
2 OS Mandrakesoft Mandrake Linux 7.0 Version Details Vulnerabilities
3 OS Mandrakesoft Mandrake Linux 7.1 Version Details Vulnerabilities
4 OS Mandrakesoft Mandrake Linux 7.2 Version Details Vulnerabilities
5 OS Mandrakesoft Mandrake Linux 8.0 Version Details Vulnerabilities
6 OS Mandrakesoft Mandrake Linux 8.0 PPC Version Details Vulnerabilities
7 OS Mandrakesoft Mandrake Linux 8.1 Version Details Vulnerabilities
8 OS Mandrakesoft Mandrake Linux 8.1 Ia64 Version Details Vulnerabilities
9 OS Mandrakesoft Mandrake Linux 8.2 Version Details Vulnerabilities
10 OS Mandrakesoft Mandrake Linux Corporate Server 1.0.1 Version Details Vulnerabilities
11 Application Mandrakesoft Mandrake Single Network Firewall 7.2 Version Details Vulnerabilities
12 OS Redhat Linux 6.0 Version Details Vulnerabilities
13 OS Redhat Linux 6.0 Alpha Version Details Vulnerabilities
14 OS Redhat Linux 6.0 Sparc Version Details Vulnerabilities
15 OS Redhat Linux 6.1 Sparc Version Details Vulnerabilities
16 OS Redhat Linux 6.1 Version Details Vulnerabilities
17 OS Redhat Linux 6.1 Alpha Version Details Vulnerabilities
18 OS Redhat Linux 6.2 Version Details Vulnerabilities
19 OS Redhat Linux 6.2 Alpha Version Details Vulnerabilities
20 OS Redhat Linux 6.2 Sparc Version Details Vulnerabilities
21 OS Redhat Linux 7.0 Alpha Version Details Vulnerabilities
22 OS Redhat Linux 7.0 Version Details Vulnerabilities
23 OS Redhat Linux 7.1 Version Details Vulnerabilities
24 OS Redhat Linux 7.1 Alpha Version Details Vulnerabilities
25 OS Redhat Linux 7.1 Ia64 Version Details Vulnerabilities
26 OS Redhat Linux 7.2 Alpha Version Details Vulnerabilities
27 OS Redhat Linux 7.2 Ia64 Version Details Vulnerabilities
28 OS Redhat Linux 7.2 Version Details Vulnerabilities
29 OS Redhat Linux 7.3 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
HP Secure Os 1
Mandrakesoft Mandrake Linux 8
Mandrakesoft Mandrake Linux Corporate Server 1
Mandrakesoft Mandrake Single Network Firewall 1
Redhat Linux 18

- References For CVE-2002-0638

http://archives.neohapsis.com/archives/bugtraq/2002-07/0396.html
BUGTRAQ 20020730 TSLSA-2002-0064 - util-linux
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000523
CONECTIVA CLA-2002:523
http://marc.theaimsgroup.com/?l=bugtraq&m=102795787713996&w=2
BUGTRAQ 20020729 RAZOR advisory: Linux util-linux chfn local root vulnerability
http://online.securityfocus.com/advisories/4320
HP HPSBTL0207-054
http://www.iss.net/security_center/static/9709.php
XF utillinux-chfn-race-condition(9709)
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-047.php
MANDRAKE MDKSA-2002:047
http://www.osvdb.org/5164
OSVDB 5164
http://www.redhat.com/support/errata/RHSA-2002-137.html
REDHAT RHSA-2002:137
http://www.securityfocus.com/bid/5344
BID 5344 Util-linux File Locking Race Condition Vulnerability Release Date:2002-07-29
http://www.kb.cert.org/vuls/id/405955
CERT-VN VU#405955
http://rhn.redhat.com/errata/RHSA-2002-132.html
REDHAT RHSA-2002:132
http://archives.neohapsis.com/archives/bugtraq/2002-07/0357.html
VULNWATCH 20020729 [VulnWatch] RAZOR advisory: Linux util-linux chfn local root vulnerability
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-043.0.txt
CALDERA CSSA-2002-043.0

- Metasploit Modules Related To CVE-2002-0638

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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