CVE-2019-19278 Security feature bypass in SINAMICS PERFECT HARMONY GH180 Drives MLFB 6SR32..-.....-.... MLFB 6SR4...-.....-.... MLFB 6SR5...-.....-.... With option A30 (HMIs 12 inches or larger)
An attacker with physical access can bypass security protections on Siemens SINAMICS drives, compromising confidentiality, integrity, and availability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-19278?
CVE-2019-19278 is a medium-severity vulnerability in Siemens AG SINAMICS PERFECT HARMONY GH180 Drives MLFB 6SR32..-.....-.... MLFB 6SR4...-.....-.... MLFB 6SR5...-.....-.... With option A30 (HMIs 12 inches or larger), published on 16 Jan 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 Drives MLFB 6SR32..-.....-.... MLFB 6SR4...-.....-.... MLFB 6SR5...-.....-.... With option A30 (HMIs 12 inches or larger) (All versions), SINAMICS PERFECT HARMONY GH180 Drives MLFB 6SR325.-.....-.... (High Availability) (All versions). The affected device contains a vulnerability that could allow an unauthenticated attacker to restore the affected device to a point where predefined application and operating system protection mechanisms are not in place. Successful exploitation requires physical access to the system, but no system privileges and no user interaction. An attacker could use the vulnerability to compromise confidentialiy, integrity and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Which versions are affected by CVE-2019-19278?
It affects 1 product.
Products include Siemens Sinamics Perfect Harmony Gh180 Firmware.
How do I fix CVE-2019-19278?
No fix has been published for CVE-2019-19278 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-19278 being exploited?
There is no known exploitation of CVE-2019-19278 in the wild and no public exploit code.
Sources
Also known as GHSA-xw6x-pgf8-fgw8.