CVE-2020-1789 Auth bypass in OSCA-550, OSCA-550A, OSCA-550AX, OSCA-550X
Attackers can bypass authentication on Huawei OSCA devices by using weak credentials to perform unauthorized operations.
- 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-2020-1789?
CVE-2020-1789 is a medium-severity authentication bypass vulnerability in Huawei OSCA-550, OSCA-550A, OSCA-550AX, OSCA-550X, published on 18 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Huawei OSCA-550, OSCA-550A, OSCA-550AX, and OSCA-550X products with version 1.0.1.21(SP3) have an insufficient authentication vulnerability. The software does not require a strong credential when the user trying to do certain operations. Successful exploit could allow an attacker to pass the authentication and do certain operations by a weak credential.
Weakness: CWE-287
Which versions are affected by CVE-2020-1789?
It affects 4 products.
Products include Huawei Osca-550 Firmware, Huawei Osca-550a Firmware, Huawei Osca-550ax Firmware, Huawei Osca-550x Firmware.
How do I fix CVE-2020-1789?
No fix has been published for CVE-2020-1789 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-2020-1789 being exploited?
There is no known exploitation of CVE-2020-1789 in the wild and no public exploit code.
Other vulnerabilities in Huawei OSCA-550, OSCA-550A, OSCA-550AX, OSCA-550X
Sources
Also known as GHSA-ph9c-5f5m-xhgq.