SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-27945

NETGEAR R8500 1.0.2.158 devices allow remote authenticated users to execute arbitrary commands (such as telnetd) via shell metacharacters in the sysNewPasswd and sysConfirmPasswd parameters to password.cgi.

HIGH 8.8EPSS 2.94%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

NETGEAR R8500 1.0.2.158 devices allow remote authenticated users to execute arbitrary commands (such as telnetd) via shell metacharacters in the sysNewPasswd and sysConfirmPasswd parameters to password.cgi.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
2.94% probability · 87th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-78
Affected
netgear/r8500 firmware
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 2.94%26 October 202626 October 2026

EPSS 2.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.