CVE Tools
Sign in

CVE-2009-0542

Published: Feb 12, 2009Updated: Apr 23, 2026 Sources: CVE List NVD BDUCWE-89
NVD MITRE
7.5CVSSHIGH
EPSS Score
74.7%
Top 0.6%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

SQL injection vulnerability in ProFTPD Server 1.3.1 through 1.3.2rc2 allows remote attackers to execute arbitrary SQL commands via a "%" (percent) character in the username, which introduces a "'" (single quote) character during variable substitution by mod_sql.

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:PA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:PIntegrity
Partial
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-89

Affected Products

n/an/a
proftpdproftpd project
On-prem
Networking Infrastructure / network-management
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
proftpd projectoss-projectNetworking Infrastructureaka proftpd (professional ftp daemon), proftpd
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

http://www.debian.org/security/2009/dsa-1730
debian.org
http://www.securityfocus.com/archive/1/500833/100/0/threaded
securityfocus.com
http://www.openwall.com/lists/oss-security/2009/02/11/5
openwall.com
and 13 more references View all →

Timeline

Published
Feb 12, 2009
Last Updated
Apr 23, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2009-0542 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows