VulnerabilityModified

CVE-2021-45623

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.

CRITICAL 9.8EPSS 1.69%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R7800 before 1.0.2.74, R9000 before 1.0.5.2, and XR500 before 2.3.2.66.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.69% probability · 76th percentile
CISA KEV: Not listed
Weakness: CWE-77
Affected: netgear/r7800 firmware · netgear/r9000 firmware · netgear/xr500 firmware
Source: cve@mitre.org

References

https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203Patch, Vendor Advisory
https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203Patch, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.