Rule Category

SERVER-OTHER -- Snort has detected traffic exploiting vulnerabilities in a server in the network.

Alert Message

SERVER-OTHER Schneider Electric APC UPS Online command injection attempt

Rule Explanation

This rule looks for Java RMI return data that contains identifiers associated with a remote invocation handler and unicast reference objects. Successful exploitation could allow an attacker to execute arbitrary commands on the UPS device.

What To Look For

This rule fires on attempts to exploit a command injection vulnerability in Schneider Electric APC UPS devices via Java RMI.

Known Usage

No public information

False Positives

No known false positives

Contributors

Cisco Talos Intelligence Group

Rule Groups

MITRE::ATT&CK Framework::Enterprise::Initial Access::Drive-by Compromise

Rule Categories::Server::Other

Vulnerability::Severity::Critical

Vulnerability::Severity::High

CVE

Additional Links

Rule Vulnerability

Insecure Deserialization

Insecure Deserialization relates to web application security. Applications turn an object into data through serialization; the reverse of that process, deserialization, can be vulnerable to attacks when the application trusts the data that is being deserialized. Serialized data is machine readable and not encrypted; serialized user-supplied data should not be trusted. Deserialization attacks can lead to remote code execution.

CVE Additional Information

This product uses data from the NVD API but is not endorsed or certified by the NVD.
CVE-2023-29412
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