Heap-based buffer overflow in CODESYS - CVE-2011-5008
Published: December 25, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44425
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2011-5008
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Integer overflow in the GatewayService component in 3S CoDeSys 3.4 SP4 Patch 2. A remote attacker can use a large size value in the packet header to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
CODESYS
How to mitigate CVE-2011-5008
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.