Main
Vulnerability Database
Exploits
ID:4420 - Exploit for NULL pointer dereference in CODESYS - CVE-2011-5009
ID:4420 - Exploit for NULL pointer dereference in CODESYS - CVE-2011-5009
Published: August 11, 2020
Vulnerability identifier: #VU44426
Vulnerability risk: Medium
CVE-ID: CVE-2011-5009
CWE-ID: CWE-476
Exploitation vector: Remote access
Vulnerable software:
CODESYS
CODESYS
Link to public exploit:
Vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via (1) a crafted Content-Length in an HTTP POST or (2) an invalid HTTP request method.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.