Vulnerability identifier: #VU24372
Vulnerability risk: Medium
Exploitation vector: Network
Exploit availability: No
Vendor: Schneider Electric
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper check for unusual or exceptional conditions. A remote attacker can cause a denial of service condition in the controller when reading specific memory blocks using Modbus TCP.
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Vulnerable software versions
Modicon M580: 1.04 - 2.50
Modicon M340: All versions
Modicon Premium: All versions
Modicon Quantum: All versions
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.