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Vulnerability record · CVE-2001-0187 · published 26 March 2001

CVE-2001-0187: Washington university wu-ftpd vulnerability

Washington University · Wu Ftpd

Format string vulnerability in wu-ftp 2.6.1 and earlier, when running with debug mode enabled, allows remote attackers to execute arbitrary commands via a malformed argument that is recorded in a PASV port assignment.

10.0 CVSS 2.0 High EPSS 5.7% · top 7.3%
10.0CVSS 2.0 base score
5.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Format string vulnerability in wu-ftp 2.6.1 and earlier, when running with debug mode enabled, allows remote attackers to execute arbitrary commands via a malformed argument that is recorded in a PASV port assignment.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
ftp://ftp.wu-ftpd.org/pub/wu-ftpd/patches/apply_to_current/missing_format_strings.patch
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000443
http://www.debian.org/security/2001/dsa-016
http://www.securityfocus.com/bid/2296 ExploitPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6020
ftp://ftp.wu-ftpd.org/pub/wu-ftpd/patches/apply_to_current/missing_format_strings.patch
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000443
http://www.debian.org/security/2001/dsa-016
http://www.securityfocus.com/bid/2296 ExploitPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/6020

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2004-0185Washington university wu-ftpd vulnerabilityBuffer overflow in the skey_challenge function in ftpd.c for wu-ftp daemon (wu-ftpd) 2.6.2 allows remote attackers to cause a denial of service and p…EPSS 7.4%10.0CVE-1999-0878Beroftpd vulnerabilityBuffer overflow in WU-FTPD and related FTP servers allows remote attackers to gain root privileges via MAPPING_CHDIR.EPSS 2.2%10.0CVE-1999-0368Proftpd project proftpd vulnerabilityBuffer overflows in wuarchive ftpd (wu-ftpd) and ProFTPD lead to remote root access, a.k.a. palmetto.EPSS 40%10.0CVE-1999-0080Washington university wu-ftpd vulnerabilityCertain configurations of wu-ftp FTP server 2.4 use a _PATH_EXECPATH setting to a directory with dangerous commands, such as /bin, which allows remot…EPSS 4.0%9.3CVE-2003-1327Washington university wu-ftpd vulnerabilityBuffer overflow in the SockPrintf function in wu-ftpd 2.6.2 and earlier, when compiled with MAIL_ADMIN option enabled on a system that supports very …EPSS 3.3%7.8CVE-2003-1329Washington university wu-ftpd vulnerabilityftpd.c in wu-ftpd 2.6.2, when running on "operating systems that only allow one non-connected socket bound to the same local address," does not close…EPSS 1.3%7.6CVE-1999-0955Washington university wu-ftpd vulnerabilityRace condition in wu-ftpd and BSDI ftpd allows remote attackers to gain root access via the SITE EXEC command.EPSS 2.5%7.5CVE-2001-0550wu-ftpd glob handling flaw allows remote command executionwu-ftpd 2.6.1 fails to properly handle a "~{" argument passed to FTP commands such as CWD, because the glob function (ftpglob) mishandles it. A remot…EPSS 75%analysed

Source: NIST National Vulnerability Database (record CVE-2001-0187), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.