Adtran · Adtran 411 Ont · CVE-2025-22938
**Name of the Vulnerable Software and Affected Versions**
Adtran 411 ONT version L80.00.0011.M2
**Description**
The issue concerns weak default passwords in the Adtran 411 ONT. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited. The problem is related to the default passwords being weak, which could potentially allow unauthorized access.
**Recommendations**
For version L80.00.0011.M2, consider changing the default passwords to strong, unique ones as a temporary workaround until a patch is available. Restrict access to the device to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.