Is CVE-2009-0543 in the CISA KEV catalog?

No. CVE-2009-0543 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-0543?

CVE-2009-0543 has a CVSS v2 base score of 6.8 (MEDIUM).

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

CVE-2009-0543 has an EPSS score of 14.24% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2009-0543

MEDIUMEPSS 96th pctl

6.8

CVSS v2

NVD

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.

CWE-89SQL Injection

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

14.24%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

http://bugs.proftpd.org/show_bug.cgi?id=3173
http://secunia.com/advisories/34268
http://security.gentoo.org/glsa/glsa-200903-27.xml
http://www.debian.org/security/2009/dsa-1730
http://www.mandriva.com/security/advisories?name=MDVSA-2009:061
http://www.openwall.com/lists/oss-security/2009/02/11/4
http://www.openwall.com/lists/oss-security/2009/02/11/5

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.