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Vulnerability DatabaseCVE-2022-0945

CVE-2022-0945: 
PHP vulnerability analysis and mitigation

Overview

A stored Cross-Site Scripting (XSS) vulnerability was discovered in star7th/showdoc prior to version v2.10.4, specifically related to axd and cshtml file upload functionality. The vulnerability was assigned CVE-2022-0945 and was disclosed on March 15, 2022 (NVD).

Technical details

The vulnerability received varying severity scores from different sources. The National Vulnerability Database (NVD) assigned it a CVSS v3.1 base score of 5.4 (MEDIUM) with vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, while huntr.dev rated it as CRITICAL with a CVSS 3.0 base score of 9.0. The vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation) and CWE-434 (Unrestricted Upload of File with Dangerous Type) (NVD).

Impact

The vulnerability allows attackers to perform stored cross-site scripting attacks through file upload functionality, potentially leading to unauthorized access to sensitive information and manipulation of web content (NVD).

Mitigation and workarounds

The vulnerability was patched in showdoc version 2.10.4. The fix includes additional file extension restrictions for axd and cshtml files in the AttachmentModel class (GitHub Patch).

Additional resources

Source: This report was generated using AI

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