Vulnerability Monitor

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CVE-2021-34977

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R7000 1.0.11.116_10.2.100 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of SOAP requests. The issue results from the lack of proper authentication verification before performing a password reset. An attacker can leverage this vulnerability to reset the admin password. Was ZDI-CAN-13483.

Published

2022-01-13T22:15:12.610

Last Modified

2024-11-21T06:11:37.667

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:P/I:P/A:P

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

6.5

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-288
Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	netgear	r7000_firmware	1.0.11.116_10.2.100	Yes
Hardware	netgear	r7000	-	No

References

https://kb.netgear.com/000064046/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-DSL-Modem-Routers-PSV-2021-0134 Vendor Advisory ([email protected])
https://www.zerodayinitiative.com/advisories/ZDI-21-1239/ Third Party Advisory, VDB Entry ([email protected])
https://kb.netgear.com/000064046/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-DSL-Modem-Routers-PSV-2021-0134 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.zerodayinitiative.com/advisories/ZDI-21-1239/ Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)