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High severity · published Mar 29, 2023
CVE-2022-27645
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700v3 routers
8.8
CVSS
1.3%
EPSS
No
On KEV
Description
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700v3 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within readycloud_control.cgi. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15762.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LF
Lax20 Firmware · Netgear
before 1.1.6.34 · source: NVD
RF
R6400 Firmware · Netgear
before 1.0.4.126 · source: NVD
RF
R6700 Firmware · Netgear
before 1.0.4.126 · source: NVD
RF
R7000 Firmware · Netgear
before 1.0.11.134 · source: NVD
RF
R7850 Firmware · Netgear
before 1.0.5.84 · source: NVD
RF
R7900p Firmware · Netgear
before 1.4.3.88 · source: NVD
RF
R7960p Firmware · Netgear
before 1.4.3.88 · source: NVD
RF
R8000 Firmware · Netgear
before 1.0.4.84 · source: NVD
RF
R8000p Firmware · Netgear
before 1.4.3.88 · source: NVD
RF
R8500 Firmware · Netgear
before 1.0.2.158 · source: NVD
RF
Rax15 Firmware · Netgear
before 1.0.10.110 · source: NVD
RF
Rax20 Firmware · Netgear
before 1.0.10.110 · source: NVD
Affected product
LF
Lax20 Firmware
Netgear
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-27645
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-27645
Vendor Advisory
https://kb.netgear.com/000064722/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-and-Fixed-Wireless-Products-PSV-2021-0325
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-522/
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