PT-2021-21668 · Nch · Nch Axon Pbx

Published 2021-07-25 · Updated 2021-07-28 · CVE-2021-37454

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions NCH Axon PBX versions 2.22 and earlier

Description Cross Site Scripting (XSS) exists via the line name (stored). This issue allows for the execution of malicious scripts, potentially leading to unauthorized access or data theft. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations For versions 2.22 and earlier, update to a version later than 2.22 to resolve the issue. As a temporary workaround, consider restricting access to the line name field to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-37454

Affected Products

Nch Axon Pbx

References · 5

• 🔥 https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_XSS.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-37454 · Security Note
• https://osv.dev/vulnerability/CVE-2021-37454 · Vendor Advisory
• https://t.me/cvenotify/18089 · Telegram Post
• https://nch.com.au/pbx/index.html · Note