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Vulnerability Details : CVE-2003-0466

Off-by-one error in the fb_realpath() function, as derived from the realpath function in BSD, may allow attackers to execute arbitrary code, as demonstrated in wu-ftpd 2.5.0 through 2.6.2 via commands that cause pathnames of length MAXPATHLEN+1 to trigger a buffer overflow, including (1) STOR, (2) RETR, (3) APPE, (4) DELE, (5) MKD, (6) RMD, (7) STOU, or (8) RNTO.
Publish Date : 2003-08-27 Last Update Date : 2010-05-25
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- CVSS Scores & Vulnerability Types

CVSS Score
10.0
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 Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Execute CodeOverflow
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 important 2003-07-31
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
Off-by-one Error in fb_realpath() oval:org.mitre.oval:def:1970 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2003-0466

# Product Type Vendor Product Version Update Edition Language
1 OS Apple Mac Os X 10.2.6 Version Details Vulnerabilities
2 OS Apple Mac Os X Server 10.2.6 Version Details Vulnerabilities
3 OS Freebsd Freebsd 4.0 Alpha Version Details Vulnerabilities
4 OS Freebsd Freebsd 4.0 Version Details Vulnerabilities
5 OS Freebsd Freebsd 4.1 Version Details Vulnerabilities
6 OS Freebsd Freebsd 4.1.1 Version Details Vulnerabilities
7 OS Freebsd Freebsd 4.1.1 Release Version Details Vulnerabilities
8 OS Freebsd Freebsd 4.1.1 Stable Version Details Vulnerabilities
9 OS Freebsd Freebsd 4.2 Stable Version Details Vulnerabilities
10 OS Freebsd Freebsd 4.2 Version Details Vulnerabilities
11 OS Freebsd Freebsd 4.3 Version Details Vulnerabilities
12 OS Freebsd Freebsd 4.3 Release Version Details Vulnerabilities
13 OS Freebsd Freebsd 4.3 Releng Version Details Vulnerabilities
14 OS Freebsd Freebsd 4.3 Stable Version Details Vulnerabilities
15 OS Freebsd Freebsd 4.4 Version Details Vulnerabilities
16 OS Freebsd Freebsd 4.4 Releng Version Details Vulnerabilities
17 OS Freebsd Freebsd 4.4 Stable Version Details Vulnerabilities
18 OS Freebsd Freebsd 4.5 Stable Version Details Vulnerabilities
19 OS Freebsd Freebsd 4.5 Version Details Vulnerabilities
20 OS Freebsd Freebsd 4.5 Release Version Details Vulnerabilities
21 OS Freebsd Freebsd 4.6 Version Details Vulnerabilities
22 OS Freebsd Freebsd 4.6 Release Version Details Vulnerabilities
23 OS Freebsd Freebsd 4.6 Stable Version Details Vulnerabilities
24 OS Freebsd Freebsd 4.6.2 Version Details Vulnerabilities
25 OS Freebsd Freebsd 4.7 Release Version Details Vulnerabilities
26 OS Freebsd Freebsd 4.7 Stable Version Details Vulnerabilities
27 OS Freebsd Freebsd 4.7 Version Details Vulnerabilities
28 OS Freebsd Freebsd 4.8 Version Details Vulnerabilities
29 OS Freebsd Freebsd 4.8 Pre-release Version Details Vulnerabilities
30 OS Freebsd Freebsd 5.0 Alpha Version Details Vulnerabilities
31 OS Freebsd Freebsd 5.0 Version Details Vulnerabilities
32 OS Netbsd Netbsd 1.5 Version Details Vulnerabilities
33 OS Netbsd Netbsd 1.5.1 Version Details Vulnerabilities
34 OS Netbsd Netbsd 1.5.2 Version Details Vulnerabilities
35 OS Netbsd Netbsd 1.5.3 Version Details Vulnerabilities
36 OS Netbsd Netbsd 1.6 Version Details Vulnerabilities
37 OS Netbsd Netbsd 1.6.1 Version Details Vulnerabilities
38 OS Openbsd Openbsd 2.0 Version Details Vulnerabilities
39 OS Openbsd Openbsd 2.1 Version Details Vulnerabilities
40 OS Openbsd Openbsd 2.2 Version Details Vulnerabilities
41 OS Openbsd Openbsd 2.3 Version Details Vulnerabilities
42 OS Openbsd Openbsd 2.4 Version Details Vulnerabilities
43 OS Openbsd Openbsd 2.5 Version Details Vulnerabilities
44 OS Openbsd Openbsd 2.6 Version Details Vulnerabilities
45 OS Openbsd Openbsd 2.7 Version Details Vulnerabilities
46 OS Openbsd Openbsd 2.8 Version Details Vulnerabilities
47 OS Openbsd Openbsd 2.9 Version Details Vulnerabilities
48 OS Openbsd Openbsd 3.0 Version Details Vulnerabilities
49 OS Openbsd Openbsd 3.1 Version Details Vulnerabilities
50 OS Openbsd Openbsd 3.2 Version Details Vulnerabilities
51 OS Openbsd Openbsd 3.3 Version Details Vulnerabilities
52 Application Redhat Wu Ftpd 2.6.1-18 Ia64 Version Details Vulnerabilities
53 Application Redhat Wu Ftpd 2.6.1-16 I386 Version Details Vulnerabilities
54 Application Redhat Wu Ftpd 2.6.1-16 Powerpc Version Details Vulnerabilities
55 Application Redhat Wu Ftpd 2.6.1-18 I386 Version Details Vulnerabilities
56 Application Redhat Wu Ftpd 2.6.2-5 I386 Version Details Vulnerabilities
57 Application Redhat Wu Ftpd 2.6.2-8 I386 Version Details Vulnerabilities
58 OS SUN Solaris 9.0 Sparc Version Details Vulnerabilities
59 OS SUN Solaris 9.0 X86 Version Details Vulnerabilities
60 Application Washington University Wu-ftpd 2.5.0 Version Details Vulnerabilities
61 Application Washington University Wu-ftpd 2.6.0 Version Details Vulnerabilities
62 Application Washington University Wu-ftpd 2.6.1 Version Details Vulnerabilities
63 Application Washington University Wu-ftpd 2.6.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Apple Mac Os X 1
Apple Mac Os X Server 1
Freebsd Freebsd 29
Netbsd Netbsd 6
Openbsd Openbsd 14
Redhat Wu Ftpd 6
SUN Solaris 2
Washington University Wu-ftpd 4

- References For CVE-2003-0466

http://download.immunix.org/ImmunixOS/7+/Updates/errata/IMNX-2003-7+-019-01
IMMUNIX IMNX-2003-7+-019-01
http://isec.pl/vulnerabilities/isec-0011-wu-ftpd.txt
http://marc.theaimsgroup.com/?l=bugtraq&m=105967301604815&w=2
BUGTRAQ 20030731 wu-ftpd fb_realpath() off-by-one bug
http://marc.theaimsgroup.com/?l=bugtraq&m=106001410028809&w=2
FREEBSD FreeBSD-SA-03:08
http://marc.theaimsgroup.com/?l=bugtraq&m=106001702232325&w=2
BUGTRAQ 20030804 wu-ftpd-2.6.2 off-by-one remote exploit.
http://marc.theaimsgroup.com/?l=bugtraq&m=106002488209129&w=2
BUGTRAQ 20030804 Off-by-one Buffer Overflow Vulnerability in BSD libc realpath(3)
http://secunia.com/advisories/9423
SECUNIA 9423
http://secunia.com/advisories/9446
SECUNIA 9446
http://secunia.com/advisories/9447
SECUNIA 9447
http://secunia.com/advisories/9535
SECUNIA 9535
http://securitytracker.com/id?1007380
SECTRACK 1007380
http://sunsolve.sun.com/search/document.do?assetkey=1-77-1001257.1-1
SUNALERT 1001257
http://www.debian.org/security/2003/dsa-357
DEBIAN DSA-357
http://www.novell.com/linux/security/advisories/2003_032_wuftpd.html
SUSE SuSE-SA:2003:032
http://www.osvdb.org/6602
OSVDB 6602
http://www.redhat.com/support/errata/RHSA-2003-245.html
REDHAT RHSA-2003:245
http://www.redhat.com/support/errata/RHSA-2003-246.html
REDHAT RHSA-2003:246
http://www.securityfocus.com/archive/1/424852/100/0/threaded
BUGTRAQ 20060213 Latest wu-ftpd exploit :-s
http://www.securityfocus.com/archive/1/425061/100/0/threaded
BUGTRAQ 20060214 Re: Latest wu-ftpd exploit :-s
http://www.turbolinux.com/security/TLSA-2003-46.txt
TURBO TLSA-2003-46
http://www.securityfocus.com/bid/8315
BID 8315 Multiple Vendor C Library realpath() Off-By-One Buffer Overflow Vulnerability Release Date:2007-05-15
http://xforce.iss.net/xforce/xfdb/12785
XF libc-realpath-offbyone-bo(12785)
http://www.kb.cert.org/vuls/id/743092
CERT-VN VU#743092
http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0065.html
VULNWATCH 20030731 wu-ftpd fb_realpath() off-by-one bug
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2003-011.txt.asc
NETBSD NetBSD-SA2003-011.txt.asc
http://www.mandriva.com/security/advisories?name=MDKSA-2003:080
MANDRAKE MDKSA-2003:080

- Metasploit Modules Related To CVE-2003-0466

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


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