CRITICAL

CVE-2023-28769

CVSS v3

9.8

CRITICAL

EPSS Score

70.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

The buffer overflow vulnerability in the library “libclinkc.so” of the web server “zhttpd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to execute some OS commands or to cause denial-of-service (DoS) conditions on a vulnerable device.

Technical details

Published
4/27/2023

Frequently asked questions

What is CVE-2023-28769?

The buffer overflow vulnerability in the library “libclinkc.so” of the web server “zhttpd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to execute some OS commands or to cause denial-of-service (DoS) conditions on a vulnerable device.

Is CVE-2023-28769 actively exploited?

Active exploitation of CVE-2023-28769 has not been confirmed. The EPSS score is 70.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-28769?

CVE-2023-28769 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2023-28769 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.