CISA Known Exploited Vulnerability

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

Remediation Deadline: Mar 4, 2025

CVE-2024-40890

High

EPSS 45.9%CISA KEV

Zyxel/DSL CPE Devices

Description

Multiple Zyxel DSL CPE devices contain a post-authentication command injection vulnerability in the CGI program that could allow an authenticated attacker to execute OS commands via a crafted HTTP request.

EPSS — Exploit Probability

45.9%

Higher than 97.6% of all CVEs

Required Action

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025 ; https://www.zyxel.com/service-provider/global/en/security-advisories/zyxel-security-advisory-command-injection-insecure-in-certain-legacy-dsl-cpe-02-04-2025 ; https://nvd.nist.gov/vuln/detail/CVE-2024-40890

Risk Assessment

ELEVATED

In CISA KEV

Details

Severity: High
EPSS: 45.9%
CISA KEV: Yes
Ransomware: Unknown
Articles: 0

Timeline

Published

Feb 11, 2025

Added to KEV

Feb 11, 2025

Remediation Due

Mar 4, 2025

Affected Product

Zyxel

DSL CPE Devices

View all Zyxel CVEs

External Links

NVD (NIST)CVE Details MITRE CVE