CVE-2021-34190 — MEDIUM (4.8)

Vulnerability Description

A stored cross site scripting (XSS) vulnerability in index.php?menu=billing_rates of Issabel PBX version 4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the "Name" or "Prefix" fields under the "Create New Rate" module.

CVSS Score

4.8

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Issabel	Pbx	4

Related Weaknesses (CWE)

CWE-79

References

https://research.0xdutra.com/posts/research-issabel-stored-xss/ExploitThird Party Advisory
https://www.youtube.com/watch?v=apJH_D68lZIExploitThird Party Advisory
https://research.0xdutra.com/posts/research-issabel-stored-xss/ExploitThird Party Advisory
https://www.youtube.com/watch?v=apJH_D68lZIExploitThird Party Advisory

FAQ

What is CVE-2021-34190?

CVE-2021-34190 is a vulnerability with a CVSS score of 4.8 (MEDIUM). A stored cross site scripting (XSS) vulnerability in index.php?menu=billing_rates of Issabel PBX version 4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered into ...

How severe is CVE-2021-34190?

CVE-2021-34190 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-34190?

Check the references section above for vendor advisories and patch information. Affected products include: Issabel Pbx.