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CVE-2003-0466

CRITICAL
9.8
CVSS Score
Published: August 1, 2003 at 04:00 AM UTC
Updated: June 16, 2026 at 10:02 PM UTC
8 products affected across 7 vendorsmacOSSolarisMac OS X Server

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Severity
CRITICAL9.8
Exploit prediction
EPSS 78%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mac OS X Server· Apple
95%
10.2.6
macOS· Apple
95%
10.2.6
FreeBSD· Freebsd
95%
4.0 ≤ v ≤ 5.0
NetBSD· Netbsd
95%
1.5 ≤ v ≤ 1.6.1
OpenBSD· Openbsd
95%
2.0 ≤ v ≤ 3.3
Solaris· Oraclerubygems
95%
9.0
Wu Ftpd· Red Hat
95%
2.6.1-16
Wuftpd· Wuftpd
95%
2.5.0 ≤ v ≤ 2.6.2

References (27)

Vendor Advisoryx_refsource_NETBSDBroken Link
Source: [email protected]
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2003-011.txt.asc
Mailing Listx_refsource_VULNWATCHBroken LinkExploitVendor Advisory
Source: [email protected]
http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0065.html
Vendor Advisoryx_refsource_IMMUNIXBroken Link
Source: [email protected]
http://download.immunix.org/ImmunixOS/7+/Updates/errata/IMNX-2003-7+-019-01
x_refsource_MISCBroken Link
Source: [email protected]
http://isec.pl/vulnerabilities/isec-0011-wu-ftpd.txt
Mailing Listx_refsource_BUGTRAQ
Source: [email protected]
http://marc.info/?l=bugtraq&m=105967301604815&w=2
Vendor Advisoryx_refsource_FREEBSDMailing List
Source: [email protected]
http://marc.info/?l=bugtraq&m=106001410028809&w=2
Mailing Listx_refsource_BUGTRAQ
Source: [email protected]
http://marc.info/?l=bugtraq&m=106001702232325&w=2
Mailing Listx_refsource_BUGTRAQ
Source: [email protected]
http://marc.info/?l=bugtraq&m=106002488209129&w=2

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-193

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