PT-2018-14979 · Cmsimple · Cmsimple

Published 2018-12-19 · Updated 2019-02-26 · CVE-2018-19508

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions CMSimple version 4.7.5

Description The issue allows for XSS via an admin's upload of an SVG file at a "?userfiles&subdir=userfiles/images/flags/" URI.

Recommendations For CMSimple version 4.7.5, consider restricting access to the upload functionality for admins until a patch is available, and avoid uploading SVG files to the "/userfiles/images/flags/" directory.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2018-19508

Affected Products

Cmsimple

References · 3

• 🔥❌ https://github.com/security-breachlock/CVE-2018-19508/blob/master/Persistent-XSS.pdf · Exploit, Deleted
• https://osv.dev/vulnerability/CVE-2018-19508 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-19508 · Security Note