CVE-2018-11460: siemens ag sinumerik 808d v4.7, sinumerik 808d v4.8, sinumerik 828d v4.7, sinumerik 840d sl v4.7, sinumerik 840d sl v4.8 Protection Mechanism Failure

Vulnerability summary

CVE-2018-11460 is a high (CVSS 7.8) Protection Mechanism Failure vulnerability in siemens ag sinumerik 808d v4.7, sinumerik 808d v4.8, sinumerik 828d v4.7, sinumerik 840d sl v4.7, sinumerik 840d sl v4.8. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 29.8% of scored vulnerabilities.

Timeline

1. 12-12-2018
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

A vulnerability has been identified in SINUMERIK 808D V4.7 (All versions), SINUMERIK 808D V4.8 (All versions), SINUMERIK 828D V4.7 (All versions < V4.7 SP6 HF1), SINUMERIK 840D sl V4.7 (All versions < V4.7 SP6 HF5), SINUMERIK 840D sl V4.8 (All versions < V4.8 SP3). A local attacker with elevated user privileges (manufact) could modify a CRAMFS archive so that after reboot the system loads the modified CRAMFS file and attacker-controlled code is executed with root privileges. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires elevated user privileges (manufact) but no user interaction. The vulnerability could allow an attacker to compromise confidentiality, integrity and availability of the system. At the time of advisory publication no public exploitation of this security vulnerability was known.

• CWE-693Protection Mechanism FailureThe product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.