CVE-2021-41057 Path traversal in n/a
An attacker can overwrite arbitrary files via a crafted symbolic link in WIBU CodeMeter Runtime, potentially compromising system integrity.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-41057?
CVE-2021-41057 is a high-severity path traversal vulnerability in n/a, published on 14 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In WIBU CodeMeter Runtime before 7.30a, creating a crafted CmDongles symbolic link will overwrite the linked file without checking permissions.
Weakness: CWE-59
Which versions are affected by CVE-2021-41057?
It affects 10 products.
Products include Siemens Pss Cape, Siemens Pss E, Siemens Pss Odms, Siemens Sicam 230, Siemens Simatic Information Server, Siemens Simatic Pcs Neo and 4 more.
How do I fix CVE-2021-41057?
No fix has been published for CVE-2021-41057 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2021-41057 being exploited?
There is no known exploitation of CVE-2021-41057 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-vm84-hxmh-36rv.