CVE-2020-5609 Path traversal in CAMS for HIS
Remote unauthenticated attackers can exploit a directory traversal flaw in Yokogawa CAMS for HIS to create or overwrite files and execute arbitrary commands.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-5609?
CVE-2020-5609 is a critical path traversal vulnerability in Yokogawa Electric Corporation CAMS for HIS, published on 5 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Directory traversal vulnerability in CAMS for HIS CENTUM CS 3000 (includes CENTUM CS 3000 Small) R3.08.10 to R3.09.50, CENTUM VP (includes CENTUM VP Small, Basic) R4.01.00 to R6.07.00, B/M9000CS R5.04.01 to R5.05.01, and B/M9000 VP R6.01.01 to R8.03.01 allows a remote unauthenticated attacker to create or overwrite arbitrary files and run arbitrary commands via unspecified vectors.
Weakness: CWE-22
Which versions are affected by CVE-2020-5609?
It affects 4 products.
Products include Yokogawa B\/M9000cs Firmware, Yokogawa B\/M9000vp Firmware, Yokogawa Centum Cs 3000 Firmware, Yokogawa Centum Vp Firmware.
How do I fix CVE-2020-5609?
No fix has been published for CVE-2020-5609 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-2020-5609 being exploited?
There is no known exploitation of CVE-2020-5609 in the wild and no public exploit code.
Other vulnerabilities in Yokogawa Electric Corporation CAMS for HIS
Sources
Also known as GHSA-5463-xg53-cjvw.