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WatchlistCritical

CVE-2005-3524Linux-Ftpd-SSL Vulnerability

Buffer overflow in the SSL-ready version of linux-ftpd (linux-ftpd-ssl) 0.17 allows remote attackers to execute arbitrary code by creating a long directory name, then executing the XPWD command.

Published Nov 7, 2005 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2005-3524, DSA-896-1

Key Facts

Patch immediately
  • CVE-2005-3524 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Linux-Ftpd-SSL.
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 21% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Linux-Ftpd-SSL 0.17.18+0.3-3sarge1, Linux-Ftpd-SSL 0.17.18+0.3-5.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v2

10.0

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

EPSS (30-day exploit likelihood)

21%

Higher than 97.5% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

37/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Advisories And Exploit References

Description

Buffer overflow in the SSL-ready version of linux-ftpd (linux-ftpd-ssl) 0.17 allows remote attackers to execute arbitrary code by creating a long directory name, then executing the XPWD command.

Affected Products

10 affected entries in total
ProductAffected versionsFixed in
Linux-Ftpd-SSLLinux-Ftpd-SSL0.170.17.18+0.3-5

Patched Releases

Linux-Ftpd-SSL

0.17.18+0.3-3sarge1, 0.17.18+0.3-5

Timeline

  1. Publicly disclosed

    Nov 7, 2005

  2. Last updated

    Aug 4, 2026

References

6 more references in the full CVE brief

FAQ

Common Questions.

Is CVE-2005-3524 On Your Attack Surface?

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Figures as of Oct 20, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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