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nvd[email protected]NVD:CVE-2022-46423
HistoryDec 20, 2022 - 8:15 p.m.

CVE-2022-46423

2022-12-2020:15:10
web.nvd.nist.gov
3
exploitable firmware
mitm attack
crc check bypass
arbitrary code execution
dos

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

50.9%

An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.

Affected configurations

Nvd
Node
netgearwnr2000_firmwareRange1.2.3.7
AND
netgearwnr2000Match1.0
VendorProductVersionCPE
netgearwnr2000_firmware*cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:*
netgearwnr20001.0cpe:2.3:h:netgear:wnr2000:1.0:*:*:*:*:*:*:*

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

50.9%

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