Plattform
nodejs
Komponente
dns-sync
Behoben in
0.1.1
CVE-2014-9682 is a critical Command Injection vulnerability affecting versions of the dns-sync module prior to 0.1.1. This flaw allows attackers to execute arbitrary commands on the system by injecting shell metacharacters into the first argument of the resolve API function. Affected applications are those utilizing dns-sync within a Node.js environment. The vulnerability is resolved by upgrading to version 0.1.1 or later.
The impact of CVE-2014-9682 is severe. A successful exploit allows an attacker to execute arbitrary commands with the privileges of the Node.js process. This could lead to complete system compromise, including data theft, modification, or deletion, as well as the installation of malware. The vulnerability's ease of exploitation, combined with the widespread use of Node.js in various applications, significantly increases the potential attack surface. Exploitation could involve crafting a malicious DNS query that includes shell commands, which are then executed when processed by the vulnerable dns-sync module. This is similar to other command injection vulnerabilities where user-supplied input is not properly sanitized before being passed to system commands.
CVE-2014-9682 was published in 2017, though the vulnerability itself was discovered earlier. There is no indication of it being added to the CISA KEV catalog. Public proof-of-concept exploits are available, indicating a relatively low barrier to entry for attackers. While active exploitation campaigns are not definitively confirmed, the availability of PoCs suggests a potential risk, especially for systems running older, unpatched versions of Node.js.
Applications built with Node.js that rely on the dns-sync module for DNS resolution are at risk. This includes web applications, APIs, and backend services. Specifically, older Node.js projects that haven't been regularly updated are particularly vulnerable, as are those using shared hosting environments where the underlying Node.js dependencies might not be managed by the application developer.
• nodejs / server:
npm list dns-sync | grep -i '0\.\d+.<0\.1\.1'• nodejs / server:
find / -name "dns-sync*" -type d -print• nodejs / server:
journalctl -u node | grep -i "dns-sync"discovery
disclosure
Exploit-Status
EPSS
1.04% (77% Perzentil)
The primary mitigation for CVE-2014-9682 is to upgrade the dns-sync module to version 0.1.1 or later. If upgrading is not immediately feasible due to compatibility issues or application downtime concerns, consider implementing input validation on the first argument passed to the resolve API function to sanitize any potentially malicious characters. While not a complete solution, this can reduce the attack surface. Additionally, review your Node.js application's code for any other instances where user-supplied data is used in system commands and ensure proper sanitization. After upgrading, confirm the fix by attempting to inject shell commands into the resolve API and verifying that they are not executed.
Kein offizieller Patch verfügbar. Prüfe auf Workarounds oder überwache auf Updates.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2014-9682 is a critical vulnerability in dns-sync versions before 0.1.1 that allows attackers to execute arbitrary commands via shell metacharacters in the resolve API function, potentially leading to full system compromise.
You are affected if your Node.js application uses the dns-sync module and is running a version prior to 0.1.1. Check your project dependencies immediately.
Upgrade the dns-sync module to version 0.1.1 or later using npm: npm install dns-sync@latest.
While active exploitation campaigns are not definitively confirmed, the ease of exploitation makes it a potential target. Monitor your systems for suspicious activity.
Refer to the npm advisory and related security reports for details: https://www.npmjs.com/advisories/612
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