Integer underflow in PLC WinProladder - CVE-2021-2748
Published: April 9, 2021
Vulnerability identifier: #VU52019
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-2748
CWE-ID: CWE-191
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 integer underflow. A remote attacker can trigger integer underflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
PLC WinProladder
How to mitigate CVE-2021-2748
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.