PT-2021-20668 · Checksec · Checksec Canopy

Stephan Sekula · Published 2021-06-18 · Updated 2021-06-21 · CVE-2021-34815

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: CheckSec Canopy versions prior to 3.5.2

Description: The issue allows XSS attacks against the login page via the LOGIN PAGE DISCLAIMER parameter.

Recommendations: For versions prior to 3.5.2, update to version 3.5.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the login page or avoiding the use of the LOGIN PAGE DISCLAIMER parameter until the update is applied.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-34815

Affected Products

Checksec Canopy

References · 7

• 🔥 https://compass-security.com/fileadmin/Research/Advisories/2021-10_CSNC-2021-015-Checksec_Canopy_HTLM_Injection.txt · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-34815 · Security Note
• https://osv.dev/vulnerability/CVE-2021-34815 · Vendor Advisory
• https://compass-security.com/en/research/advisories · Note
• https://t.me/cvenotify/16570 · Telegram Post
• https://checksec.com/canopy.html · Note
• https://t.me/cvenotify/16604 · Telegram Post