9.8
CRITICAL
CVE-2024-6342
Zyxel NAS Export-CGI Command Injection Vulnerability
Description

**UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.

INFO

Published Date :

Sept. 10, 2024, 2:15 a.m.

Last Modified :

Sept. 10, 2024, 12:09 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2024-6342 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Zyxel nas326_firmware
2 Zyxel nas542_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-6342.

URL Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-os-command-injection-vulnerability-in-nas-products-09-10-2024

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-6342 vulnerability anywhere in the article.

  • Cybersecurity News
GreyNoise Intelligence Uncovers New Internet Noise Storm with Potential China Link and Cryptic “LOVE” Message

GreyNoise Intelligence has recently released findings regarding a new and increasingly complex wave of “Noise Storms” – massive, enigmatic surges of fake traffic that have baffled experts since 2020. ... Read more

Published Date: Sep 23, 2024 (1 month, 3 weeks ago)
  • Cybersecurity News
BadIIS Malware : 35+ IIS Servers Compromised in DragonRank Campaign

A recent report from Cisco Talos has exposed a new threat actor named DragonRank, a Chinese-speaking group specializing in SEO manipulation and cyberattacks. This group operates by exploiting vulnerab ... Read more

Published Date: Sep 15, 2024 (2 months ago)
  • Help Net Security
Week in review: Veeam Backup & Replication RCE could soon be exploited, Microsoft fixes 4 0-days

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Veeam Backup & Replication RCE flaw may soon be leveraged by ransomware gangs (CVE-2024-40711) CVE-202 ... Read more

Published Date: Sep 15, 2024 (2 months ago)
  • Help Net Security
Microsoft fixes 4 exploited zero-days and a code defect that nixed earlier security fixes

September 2024 Patch Tuesday is here and Microsoft has delivered 79 fixes, including those for a handful of zero-days (CVE-2024-38217, CVE-2024-38226, CVE-2024-38014, CVE-2024-43461) exploited by atta ... Read more

Published Date: Sep 10, 2024 (2 months ago)
  • Help Net Security
CISA confirms that SonicWall vulnerability is getting exploited (CVE-2024-40766)

The US Cybersecurity and Infrastructure Security Agency (CISA) has added CVE-2024-40766 – a recently fixed improper access control vulnerability affecting SonicWall’s firewalls – to its Known Exploite ... Read more

Published Date: Sep 10, 2024 (2 months ago)
  • Help Net Security
Zyxel fixes critical command injection flaw in EOL NAS devices (CVE-2024-6342)

Users of Zyxel network-attached storage (NAS) devices are urged to implement hotfixes addressing a critical and easily exploited command injection vulnerability (CVE-2024-6342). About CVE-2024-6342 Zy ... Read more

Published Date: Sep 10, 2024 (2 months, 1 week ago)
  • Cybersecurity News
CVE-2024-6342: Critical Command Injection Flaw in Zyxel NAS Devices, Hotfixes Released for End-of-Support Products

Zyxel has released critical hotfixes for two of its NAS products, NAS326 and NAS542, which have already reached their end-of-vulnerability-support lifecycle. These devices are susceptible to a command ... Read more

Published Date: Sep 10, 2024 (2 months, 1 week ago)

The following table lists the changes that have been made to the CVE-2024-6342 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Received by [email protected]

    Sep. 10, 2024

    Action Type Old Value New Value
    Added Description **UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.
    Added Reference Zyxel Corporation https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-os-command-injection-vulnerability-in-nas-products-09-10-2024 [No types assigned]
    Added CWE Zyxel Corporation CWE-78
    Added Tag Zyxel Corporation unsupported-when-assigned
    Added CVSS V3.1 Zyxel Corporation AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-6342 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability