CVE-2013-3631

Name: CVE-2013-3631
Creator: NVD / NIST
Published: 2013-11-02T19:55:04.54+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 12.63%

Last modified Jun 16, 2026

CVE-2013-3631 is a vulnerability of currently unknown severity. NAS4Free 9.1.0.1.804 and earlier allows remote authenticated users to execute arbitrary PHP code via a request to exec.php, aka the "Advanced | Execute Command" feature. NOTE: this issue might not be a vulnerability, since it appears to be part of legitimate, intentionally-exposed functionality by the developer and is allowed within the intended security policy.. EPSS estimates a 12.63% chance of exploitation in the next 30 days.

Description

NAS4Free 9.1.0.1.804 and earlier allows remote authenticated users to execute arbitrary PHP code via a request to exec.php, aka the "Advanced | Execute Command" feature. NOTE: this issue might not be a vulnerability, since it appears to be part of legitimate, intentionally-exposed functionality by the developer and is allowed within the intended security policy.

Metrics

EPSS Probability

12.63%

95.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Nas4free	Nas4free	<= 9.1.0.1.804
Nas4free	Nas4free	9.1.0.1.798

References

http://www.kb.cert.org/vuls/id/326830US Government Resource
https://community.rapid7.com/community/metasploit/blog/2013/10/30/seven-tricks-and-treatsExploit
http://www.kb.cert.org/vuls/id/326830US Government Resource
https://community.rapid7.com/community/metasploit/blog/2013/10/30/seven-tricks-and-treatsExploit

Timeline

Published: Nov 2, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-3631?

How severe is CVE-2013-3631?

Severity scoring for CVE-2013-3631 is pending analysis. The EPSS model estimates a 12.63% probability of exploitation in the next 30 days.

How do I fix CVE-2013-3631?

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-2013-3631?

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

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Source: NVD / NIST