CVE-2001-0550
CVE-2001-0550 is a high-severity vulnerability in David Madore Ftpd-bsd with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 75% places it in the 99th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: High (CVSS 2.0 base score 7.5)
- EPSS exploit prediction: 75% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: David Madore Ftpd-bsd
- Published:
- Last modified:
Description
wu-ftpd 2.6.1 allows remote attackers to execute arbitrary commands via a "~{" argument to commands such as CWD, which is not properly handled by the glob function (ftpglob).
Frequently asked questions
- What is CVE-2001-0550?
- wu-ftpd 2.6.1 allows remote attackers to execute arbitrary commands via a "~{" argument to commands such as CWD, which is not properly handled by the glob function (ftpglob).
- How severe is CVE-2001-0550?
- CVE-2001-0550 has a CVSS 2.0 base score of 7.5, rated high severity.
- Is CVE-2001-0550 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 75% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2001-0550?
- CVE-2001-0550 primarily affects David Madore Ftpd-bsd. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2001-0550?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2001-0550 published?
- CVE-2001-0550 was published on 2001-11-30 and last updated on 2026-06-16.
References
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000442
- http://download.immunix.org/ImmunixOS/7.0/updates/IMNX-2001-70-036-01
- http://marc.info/?l=bugtraq&m=100700363414799&w=2
- http://www.caldera.com/support/security/advisories/CSSA-2001-041.0.txt
- http://www.cert.org/advisories/CA-2001-33.html
- http://www.debian.org/security/2001/dsa-087
- http://www.kb.cert.org/vuls/id/886083
- http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-090.php3
- http://www.novell.com/linux/security/advisories/2001_043_wuftpd_txt.html
- http://www.redhat.com/support/errata/RHSA-2001-157.html
- http://www.securityfocus.com/archive/82/180823
- http://www.securityfocus.com/bid/3581
- http://www1.itrc.hp.com/service/cki/docDisplay.do?docId=HPSBUX0107-162
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7611
Affected products (5)
- cpe:2.3:a:david_madore:ftpd-bsd:0.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:david_madore:ftpd-bsd:0.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:washington_university:wu-ftpd:2.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:washington_university:wu-ftpd:2.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:washington_university:wu-ftpd:2.6.1:*:*:*:*:*:*:*
More vulnerabilities in David Madore Ftpd-bsd
- CVE-2001-0053 — Critical (CVSS 10.0): One-byte buffer overflow in replydirname function in BSD-based ftpd allows remote attackers to gain root privileges.