2021-37455 | NCH Axon PBX cross site scripting
|CVSS Meta Temp Score
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A vulnerability classified as problematic was found in NCH Axon PBX up to 2.22 (Communications System). Affected by this vulnerability is an unknown function. The manipulation of the argument
outbound dialing plan with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. As an impact it is known to affect integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors. The summary by CVE is:
Cross Site Scripting (XSS) exists in NCH Axon PBX v2.22 and earlier via the outbound dialing plan (stored).
The weakness was released 07/26/2021. The advisory is shared at github.com. This vulnerability is known as CVE-2021-37455 since 07/25/2021. The exploitation appears to be easy. The attack can be launched remotely. The successful exploitation requires a single authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.
It is declared as proof-of-concept. It is possible to download the exploit at github.com.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.2
0-Day Time: 🔒
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