CVE-2022-30262 Security feature bypass in n/a
Attackers can bypass firmware integrity checks to install malicious firmware on Emerson ControlWave RTUs due to lack of signing.
- 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-2022-30262?
CVE-2022-30262 is a high-severity vulnerability in n/a, published on 17 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Emerson ControlWave 'Next Generation' RTUs through 2022-05-02 mishandle firmware integrity. They utilize the BSAP-IP protocol to transmit firmware updates. Firmware updates are supplied as CAB archive files containing a binary firmware image. In all cases, firmware images were found to have no authentication (in the form of firmware signing) and only relied on insecure checksums for regular integrity checks.
Weakness: CWE-345
Which versions are affected by CVE-2022-30262?
It affects 2 products.
Products include Emerson Controlwave Micro Firmware, Emerson Controlwave Pac Firmware.
How do I fix CVE-2022-30262?
No fix has been published for CVE-2022-30262 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-30262 being exploited?
There is no known exploitation of CVE-2022-30262 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-g3xq-mfm7-v29h.