CVE-2021-35532 Firmware upload verification bypass in TXpert Hub CoreTec 4
An attacker with sufficient privileges can bypass firmware upload validation to install malicious firmware on Hitachi Energy TXpert Hub CoreTec 4 devices.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-35532?
CVE-2021-35532 is a medium-severity vulnerability in Hitachi Energy TXpert Hub CoreTec 4 version, published on 7 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability exists in the file upload validation part of Hitachi Energy TXpert Hub CoreTec 4 product. The vulnerability allows an attacker or malicious agent who manages to gain access to the system and obtain an account with sufficient privilege to upload a malicious firmware to the product. This issue affects: Hitachi Energy TXpert Hub CoreTec 4 version 2.0.0; 2.0.1; 2.1.0; 2.1.1; 2.1.2; 2.1.3; 2.2.0; 2.2.1.
Which versions are affected by CVE-2021-35532?
It affects 1 product.
Products include Hitachienergy Txpert Hub Coretec 4 Firmware.
How do I fix CVE-2021-35532?
No fix has been published for CVE-2021-35532 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-35532 being exploited?
There is no known exploitation of CVE-2021-35532 in the wild and no public exploit code.
Other vulnerabilities in Hitachi Energy TXpert Hub CoreTec 4 version
Sources
Also known as GHSA-c4j3-6346-fqqx.