Is CVE-2009-0543 actively exploited?

CVE-2009-0543 has no public evidence of in-the-wild exploitation as of 2025-04-09.

What is the CVSS score for CVE-2009-0543?

CVE-2009-0543 has a CVSS score of 6.8 (UNKNOWN severity). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P.

How do I patch CVE-2009-0543?

Patch guidance is available from proftpd security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2009-0543.

CVE-2009-0543 - remediation guidance & executive summary

Description

ProFTPD Server 1.3.1, with NLS support enabled, allows remote attackers to bypass SQL injection protection mechanisms via invalid, encoded multibyte characters, which are not properly handled in (1) mod_sql_mysql and (2) mod_sql_postgres.

CVSS Metrics

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector: network
Access Cmplx: medium
Auth: none
Confidentiality: partial
Integrity: partial
Availability: partial
Weaknesses: CWE-89 · SQL Injection

Metadata

Primary Vendor: PROFTPD
Published: 2/12/2009
Last Modified: 4/9/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2009-0543

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary