CVE-2024-8882

4.5 · MEDIUM

Published Nov 12, 2024 zyxel CWE-120 EPSS 0.24% (15th pctl) CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-8882 is a medium-severity vulnerability affecting zyxel gs1900-8_firmware. It was published on November 12, 2024 and has a CVSS 3.1 base score of 4.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

A buffer overflow vulnerability in the CGI program in the Zyxel GS1900-48 switch firmware version V2.80(AAHN.1)C0 and earlier could allow an authenticated, LAN-based attacker with administrator privileges to cause denial of service (DoS) conditions via a crafted URL.

Remediation

Check the references section for vendor advisories and patches from zyxel. Update gs1900-8_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor	Product	Versions	Status
zyxel	gs1900-8_firmware	>= 0, < 2.90\(aahh.0\)c0	Affected
zyxel	gs1900-8hp_firmware	>= 0, < 2.90\(aahi.0\)c0	Affected
zyxel	gs1900-10hp_firmware	>= 0, < 2.90\(aazi.0\)c0	Affected
zyxel	gs1900-16_firmware	>= 0, < 2.90\(aahj.0\)c0	Affected
zyxel	gs1900-24_firmware	>= 0, < 2.90\(aahl.0\)c0	Affected
zyxel	gs1900-24e_firmware	>= 0, < 2.90\(aahk.0\)c0	Affected
zyxel	gs1900-24ep_firmware	>= 0, < 2.90\(abto.0\)c0	Affected
zyxel	gs1900-24hpv2_firmware	>= 0, < 2.90\(abtp.0\)c0	Affected
zyxel	gs1900-48_firmware	>= 0, < 2.90\(aahn.0\)c0	Affected
zyxel	gs1900-48hpv2_firmware	>= 0, < 2.90\(abtq.0\)c0	Affected

References

Ref www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-and-buffer-overflow-vulnerabilities-in-gs1900-series-switches-11-12-2024

Frequently Asked Questions

What is CVE-2024-8882?

CVE-2024-8882 is a medium-severity vulnerability affecting zyxel gs1900-8_firmware. It was published on November 12, 2024 and has a CVSS 3.1 base score of 4.5 (MEDIUM).

How severe is CVE-2024-8882?

This vulnerability has a CVSS 3.1 base score of 4.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-8882?

How can CyberStrike help with CVE-2024-8882?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-8882 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

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HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.

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