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CVE-2022-40797

9.8 · CRITICAL

Roxy Fileman 1.4.6 allows Remote Code Execution via a .phar upload, because the default FORBIDDEN_UPLOADS value in conf.json only blocks .php, .php4, and .php5 files.

Published Nov 9, 2022CWE-434EPSS 3.04%

Overview

CVE-2022-40797 is a critical-severity vulnerability. It was published on November 9, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Roxy Fileman 1.4.6 allows Remote Code Execution via a .phar upload, because the default FORBIDDEN_UPLOADS value in conf.json only blocks .php, .php4, and .php5 files. (Visiting any .phar file invokes the PHP interpreter in some realistic web-server configurations.)

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refpacketstormsecurity.com/files/169964/Roxy-Fileman-1.4.6-Remote-Shell-Upload.htmlGitHubgist.github.com/Hadi999/1f66fe7c5a217ca261ebfec36c630d18Refsalsa.debian.org/php-team/php/-/blob/dc253886b5b2e9bc8d9e36db787abb083a667fd8/debian/php-cgi.conf#L5-6Refweb.archive.org/web/20210126213412/https://roxyfileman.com/download.php?f=1.4.6-phpRefpacketstormsecurity.com/files/169964/Roxy-Fileman-1.4.6-Remote-Shell-Upload.htmlGitHubgist.github.com/Hadi999/1f66fe7c5a217ca261ebfec36c630d18Refsalsa.debian.org/php-team/php/-/blob/dc253886b5b2e9bc8d9e36db787abb083a667fd8/debian/php-cgi.conf#L5-6Refweb.archive.org/web/20210126213412/https://roxyfileman.com/download.php?f=1.4.6-php

How CyberStrike helps

Frequently asked questions

What is CVE-2022-40797?

CVE-2022-40797 is a critical-severity vulnerability. It was published on November 9, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2022-40797?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-40797?

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

How can CyberStrike help with CVE-2022-40797?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-40797 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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