CVE-2003-0466
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 78.1% chance of exploitation in the next 30 days (EPSS). Higher than most.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 78.1% in the next 30 days (EPSS).
- Severity: 9.8 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
- It meets the bar for Drop everything: critical, and exploited or very likely to be.
Details
- Published
- Last modified
- Exploit probability
- 78.1% · EPSS, next 30 days
- Weakness
- CWE-193
- Record status
- Modified
Affected
- Redhat Wu Ftpd 2.6.1-16
- Wuftpd wu-ftpd ≤ 2.6.2
- Apple Mac Os X 10.2.6
- Apple Mac Os X Server 10.2.6
- Freebsd ≤ 5.0
- Netbsd ≤ 1.6.1
- Openbsd ≤ 3.3
- Sun Solaris 9.0
Attack profile CVSS 3.1 · 9.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2003-0466.md and follow it. Check whether this project is affected by CVE-2003-0466. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0065.html
- http://www.securityfocus.com/bid/8315
- http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0065.html
- http://www.securityfocus.com/bid/8315
References
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2003-011.txt.asc
- http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0065.html
- http://download.immunix.org/ImmunixOS/7+/Updates/errata/IMNX-2003-7+-019-01
- http://isec.pl/vulnerabilities/isec-0011-wu-ftpd.txt
- http://marc.info/?l=bugtraq&m=105967301604815&w=2
- http://marc.info/?l=bugtraq&m=106001410028809&w=2
- http://marc.info/?l=bugtraq&m=106001702232325&w=2
- http://marc.info/?l=bugtraq&m=106002488209129&w=2
- http://secunia.com/advisories/9423
- http://secunia.com/advisories/9446
- http://secunia.com/advisories/9447
- http://secunia.com/advisories/9535
- http://securitytracker.com/id?1007380
- http://sunsolve.sun.com/search/document.do?assetkey=1-77-1001257.1-1
- http://www.debian.org/security/2003/dsa-357
- http://www.kb.cert.org/vuls/id/743092
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:080
- http://www.novell.com/linux/security/advisories/2003_032_wuftpd.html
- http://www.osvdb.org/6602
- http://www.redhat.com/support/errata/RHSA-2003-245.html
- http://www.redhat.com/support/errata/RHSA-2003-246.html
- http://www.securityfocus.com/archive/1/424852/100/0/threaded
- http://www.securityfocus.com/archive/1/425061/100/0/threaded
- http://www.securityfocus.com/bid/8315
- http://www.turbolinux.com/security/TLSA-2003-46.txt