CVE-2003-0466 Memory corruption in n/a

What is CVE-2003-0466?

CVE-2003-0466 is a critical memory corruption vulnerability in Apple Mac Os X, published on 1 Aug 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-193

Which versions are affected by CVE-2003-0466?

It affects 8 products.

Products include Apple Mac Os X, Apple Mac Os X Server, Freebsd Freebsd, Netbsd Netbsd, Openbsd Openbsd, Redhat Wu Ftpd and 2 more.

How do I fix CVE-2003-0466?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2003-0466 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2003-0466 exists.

Public exploit code: 5 Exploit-DB entries.

Other vulnerabilities in Apple Mac Os X

• CVE-2014-7169 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2014-6271 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2012-1823 PHP-CGI Query String Parameter Exploited Critical 9.8
• CVE-2021-30713 Apple macOS Unspecified Exploited High 7.8
• CVE-2019-8526 Apple macOS Use-After-Free Exploited High 7.8

All Apple Mac Os X vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DSA-357, GHSA-7c4w-gm97-vgqq.