CVE-2021-37179 Use after free in Solid Edge SE2021
An attacker can execute arbitrary code by tricking a user into opening a malicious OBJ file in Solid Edge due to a use-after-free flaw.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-37179?
CVE-2021-37179 is a high-severity use after free vulnerability in Siemens Solid Edge SE2021, published on 10 Aug 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in Solid Edge SE2021 (All Versions < SE2021MP7). The PSKERNEL.dll library in affected application lacks proper validation while parsing user-supplied OBJ files that could lead to a use-after-free condition. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13777)
Weakness: CWE-416
Which versions are affected by CVE-2021-37179?
It affects 1 product.
Products include Siemens Solid Edge Se2021 Firmware.
How do I fix CVE-2021-37179?
No fix has been published for CVE-2021-37179 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2021-37179 being exploited?
There is no known exploitation of CVE-2021-37179 in the wild and no public exploit code.
Other vulnerabilities in Siemens Solid Edge SE2021
Sources
Also known as GHSA-jv76-h7hf-p5wh.