CVE-2021-25309 Auth bypass in n/a
Remote attackers can gain administrative access via brute-force attacks due to missing lockout mechanisms and weak password policies on the telnet service.
- 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-2021-25309?
CVE-2021-25309 is a critical authentication bypass vulnerability in n/a, published on 2 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The telnet administrator service running on port 650 on Gigaset DX600A v41.00-175 devices does not implement any lockout or throttling functionality. This situation (together with the weak password policy that forces a 4-digit password) allows remote attackers to easily obtain administrative access via brute-force attacks.
Which versions are affected by CVE-2021-25309?
It affects 1 product.
Products include Gigaset Dx600a Firmware.
How do I fix CVE-2021-25309?
No fix has been published for CVE-2021-25309 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-2021-25309 being exploited?
There is no known exploitation of CVE-2021-25309 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-9445-66j5-fhvj.