Is CVE-2024-11253 in the CISA KEV catalog?

No. CVE-2024-11253 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-11253?

CVE-2024-11253 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2024-11253?

CVE-2024-11253 has an EPSS score of 1.13% (62th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2024-11253

HIGH

7.2

CVSS v3

NVD

Description

A post-authentication command injection vulnerability in the "DNSServer” parameter of the diagnostic function in the Zyxel VMG8825-T50K firmware version V5.50(ABOM.8.5)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.

CWE-78OS Command Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.13%probability of exploitation in 30 days

62ndpercentile

Moderate risk: more likely to be exploited than 62% of all known CVEs.

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerabilities-in-certain-dsl-ethernet-cpe-fiber-ont-and-wifi-extender-devices-03-11-2025

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-01-13.