CVE-2021-25309

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.56%
Third-Party Advisory nccgroup.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://research.nccgroup.com/2021/02/28/technical-advisory-administrative-passcode-recovery-and-authenticated-remote-buffer-overflow-vulnerabilities-in-gigaset-dx600a-handset-cve-2021-25309-cve-2021-25306/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-25309?
CVE-2021-25309 has been scored as a critical severity vulnerability.
How to fix CVE-2021-25309?
To fix CVE-2021-25309, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-25309 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-25309 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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