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Axon Pbx CVE-2021-37461

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2021-07-25 cve@mitre.org
XSS Axon Pbx
5.4
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
Jul 25, 2021 - 21:15 nvd
MEDIUM 5.4

DescriptionNVD

Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via /extensionsinstruction?id= (reflected).

AnalysisAI

Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via /extensionsinstruction?id= (reflected). Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via /extensionsinstruction?id= (reflected). Affected products include: Nchsoftware Axon Pbx.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

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NCH Axon PBX v2.22 and earlier allows path traversal for file deletion via the logdelete?file=/.. Rated high severity (C
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via /ipblacklist?errorip= (reflected). Rated medium

CVE-2021-37460 MEDIUM POC
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via /planprop?id= (reflected). Rated medium severity
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the customer name field (stored). Rated medium s
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the primary phone field (stored). Rated medium s
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the SipRule field (stored). Rated medium severit
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the blacklist IP address (stored). Rated medium

CVE-2021-37455 MEDIUM POC
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the outbound dialing plan (stored). Rated medium
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Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the line name (stored). Rated medium severity (C
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5.4 Jul 25

Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the extension name (stored). Rated medium severi

Same weakness CWE-79 – Cross-site Scripting (XSS)

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Same technique XSS

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CVE-2017-9248 CRITICAL POC
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CVE-2014-2120 MEDIUM
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CVE-2021-37461 vulnerability details – vuln.today
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