CVE-2021-25681 — HIGH (7.5)

Vulnerability 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

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Adtran	Personal Phone Manager	10.8.1
Adtran	Netvanta 7060	-
Adtran	Netvanta 7100	-

References

http://adtran.comVendor Advisory
http://packetstormsecurity.com/files/162280/Adtran-Personal-Phone-Manager-10.8.1ExploitThird Party AdvisoryVDB Entry
https://github.com/3ndG4me/AdTran-Personal-Phone-Manager-Vulns/blob/main/CVE-202ExploitThird Party Advisory
http://adtran.comVendor Advisory
http://packetstormsecurity.com/files/162280/Adtran-Personal-Phone-Manager-10.8.1ExploitThird Party AdvisoryVDB Entry
https://github.com/3ndG4me/AdTran-Personal-Phone-Manager-Vulns/blob/main/CVE-202ExploitThird Party Advisory

FAQ

What is CVE-2021-25681?

CVE-2021-25681 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2021-25681?

CVE-2021-25681 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25681?

Check the references section above for vendor advisories and patch information. Affected products include: Adtran Personal Phone Manager, Adtran Netvanta 7060, Adtran Netvanta 7100.