Auth bypass in NETGEAR Ac2100

CVE-2020-27873

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of NETGEAR R7450 1.2.0.62_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SOAP API endpoint, which listens on TCP port 80 by default. The issue results from the lack of proper access control. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-11559.

EPSS: 0.006 (46.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-27873?
CVE-2020-27873 is a medium-severity vulnerability in NETGEAR Ac2100, classified under Improper Access Control. CVSS score: 6.5/10. Published 2021-02-04.
How severe is CVE-2020-27873?
Medium severity. CVSS v3 base score is 6.5 out of 10.