CVE-2021-34870

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-01-25 · updated 2026-06-17
Weakness: CWE-306

Description

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of NETGEAR XR1000 1.0.0.52_1.0.38 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of SOAP messages. The issue results from a lack of authentication required for a privileged request. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-13325.

Affected products

NETGEAR XR1000: 1.0.0.52_1.0.38

References

https://kb.netgear.com/000063967/Security-Advisory-for-a-Security-Misconfiguration-Vulnerability-on-the-XR1000-PSV-2021-0101
https://www.zerodayinitiative.com/advisories/ZDI-21-1058/
https://kb.netgear.com/000063967/Security-Advisory-for-a-Security-Misconfiguration-Vulnerability-on-the-XR1000-PSV-2021-0101
https://www.zerodayinitiative.com/advisories/ZDI-21-1058/

Get alerted when CVE-2021-34870 or the next vulnerability affects your stack