CVE-2019-18283: siemens sppa-t3000_application_server Deserialization of Untrusted Data

Vulnerability summary

CVE-2019-18283 is a critical (CVSS 9.8) Deserialization of Untrusted Data vulnerability in siemens sppa-t3000_application_server. EPSS estimates a 5.43% chance of exploitation in the next 30 days, higher than 92.6% of scored vulnerabilities.

Timeline

1. 12-12-2019
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). The AdminService is available without authentication on the Application Server. An attacker can gain remote code execution by sending specifically crafted objects to one of its functions. Please note that an attacker needs to have access to the Application Highway in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.

• CWE-502Deserialization of Untrusted DataThe product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.