Fixed Intel

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Oct 9, 2023

CVE-2017-6884

High
EPSS 91.5%CISA KEVRansomware
Zyxel/EMG2926 Routers

Description

Zyxel EMG2926 routers contain a command injection vulnerability located in the diagnostic tools, specifically the nslookup function. A malicious user may exploit numerous vectors to execute malicious commands on the router, such as the ping_ip parameter to the expert/maintenance/diagnostic/nslookup URI.

EPSS — Exploit Probability

91.5%

Higher than 99.7% of all CVEs

Required Action

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-vulnerability-in-emg2926-q10a-ethernet-cpe, https://www.zyxelguard.com/Zyxel-EOL.asp; https://nvd.nist.gov/vuln/detail/CVE-2017-6884

Risk Assessment

CRITICAL
In CISA KEV
High EPSS
Ransomware

Details

Severity
High
EPSS
91.5%
CISA KEV
Yes
Ransomware
Known
Articles
0

Timeline

Published

Sep 18, 2023

Added to KEV

Sep 18, 2023

Remediation Due

Oct 9, 2023

Affected Product

Zyxel

EMG2926 Routers

View all Zyxel CVEs