CVE-2021-25681

Public Exploit

Description

AdTran Personal Phone Manager 10.8.1 software is vulnerable to an issue that allows for exfiltration of data over DNS. This could allow for exposed AdTran Personal Phone Manager web servers to be used as DNS redirectors to tunnel arbitrary data over DNS. NOTE: The affected appliances NetVanta 7060 and NetVanta 7100 are considered End of Life and as such this issue will not be patched

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 16.92% Top 10%

Vendor Advisory adtran.com

Affected: n/a n/a

References

Link	Tags
http://adtran.com	vendor advisory
https://github.com/3ndG4me/AdTran-Personal-Phone-Manager-Vulns/blob/main/CVE-2021-25681.md	third party advisory exploit
http://packetstormsecurity.com/files/162280/Adtran-Personal-Phone-Manager-10.8.1-DNS-Exfiltration.html	third party advisory vdb entry exploit

Frequently Asked Questions

What is the severity of CVE-2021-25681?: CVE-2021-25681 has been scored as a high severity vulnerability.
How to fix CVE-2021-25681?: To fix CVE-2021-25681, 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-2021-25681 being actively exploited in the wild?: It is possible that CVE-2021-25681 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~17% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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