CVE-2024-8881

Name: CVE-2024-8881
Creator: NVD / NIST
Published: 2024-11-12T02:15:18.817+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2024-8881 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. A post-authentication command injection 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 execute some operating system (OS) commands on an affected device by sending a crafted HTTP request.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

A post-authentication command injection 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 execute some operating system (OS) commands on an affected device by sending a crafted HTTP request.

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.68%

47.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zyxel	Gs1900-8 Firmware	< 2.90\(aahh.0\)c0
Zyxel	Gs1900-8hp Firmware	< 2.90\(aahi.0\)c0
Zyxel	Gs1900-10hp Firmware	< 2.90\(aazi.0\)c0
Zyxel	Gs1900-16 Firmware	< 2.90\(aahj.0\)c0
Zyxel	Gs1900-24 Firmware	< 2.90\(aahl.0\)c0
Zyxel	Gs1900-24e Firmware	< 2.90\(aahk.0\)c0
Zyxel	Gs1900-24ep Firmware	< 2.90\(abto.0\)c0
Zyxel	Gs1900-24hpv2 Firmware	< 2.90\(abtp.0\)c0
Zyxel	Gs1900-48 Firmware	< 2.90\(aahn.0\)c0
Zyxel	Gs1900-48hpv2 Firmware	< 2.90\(abtq.0\)c0

References

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

Timeline

Published: Nov 12, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-8881?

How severe is CVE-2024-8881?

CVE-2024-8881 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2024-8881?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-8881?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST