CVE-2021-27254mediumCWE-259

CVE-2021-27254: medium-severity vulnerability in NETGEAR R7800

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.3epss 0.5%
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R7800. Authentication is not required to exploit this vulnerability. The specific flaw exists within the apply_save.cgi endpoint. This issue results from the use of hard-coded encryption key. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-12287.
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected products
NETGEAR · R7800
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CVE-2021-27255MEDIUMCVE-2021-27255EPSS 1.4%CVE-2021-27253HIGHCVE-2021-27253EPSS 1.3%CVE-2021-27252HIGHCVE-2021-27252EPSS 1.2%CVE-2021-27256HIGHCVE-2021-27256EPSS 1.0%CVE-2021-27251HIGHCVE-2021-27251EPSS 0.8%CVE-2021-34947HIGHNETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution VulnerabilityEPSS 0.5%