CVE-2020-12493 Critical Vulnerability in SWARCO CPU LS4000
An open debugging port allows remote attackers to gain root access and disrupt operations on SWARCO CPU LS4000 devices.
- 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-2020-12493?
CVE-2020-12493 is a critical authentication bypass vulnerability in SWARCO CPU LS4000, published on 29 May 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An open port used for debugging in SWARCOs CPU LS4000 Series with versions starting with G4... grants root access to the device without access control via network. A malicious user could use this vulnerability to get access to the device and disturb operations with connected devices.
Weakness: CWE-284
Which versions are affected by CVE-2020-12493?
It affects 1 product.
Products include Swarco Cpu Ls4000 Firmware.
How do I fix CVE-2020-12493?
No fix has been published for CVE-2020-12493 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2020-12493 being exploited?
There is no known exploitation of CVE-2020-12493 in the wild and no public exploit code.
Sources
Also known as GHSA-2fp8-2m27-8mrc.