CVE-2018-15891 : An issue was discovered in FreePBX core before 3.0.122.43, 14.0.18.34, and 5.0.1

An issue was discovered in FreePBX core before 3.0.122.43, 14.0.18.34, and 5.0.1beta4. By crafting a request for adding Asterisk modules, an attacker is able to store JavaScript commands in a module name.

Published 2019-06-20 17:15:10

Updated 2019-12-10 17:19:02

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Products affected by CVE-2018-15891

Freepbx » Freepbx » Version: 15.0.1
cpe:2.3:a:freepbx:freepbx:15.0.1:-:*:*:*:*:*:*
Matching versions
Sangoma » Freepbx
Versions from including (>=) 15.0.0 and up to, including, (<=) 15.0.1
cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*
Matching versions
Sangoma » Freepbx
Versions before (<) 13.0.122.43
cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*
Matching versions
Sangoma » Freepbx
Versions from including (>=) 14.0.0 and before (<) 14.0.18.34
cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*
Matching versions
Sangoma » Freepbx » Version: 15.0.1 Update Beta4
cpe:2.3:a:sangoma:freepbx:15.0.1:beta4:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2018-15891

Top countries where our scanners detected CVE-2018-15891

Top open port discovered on systems with this issue 5061

IPs affected by CVE-2018-15891 9,228

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2018-15891!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2018-15891

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 21 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-15891

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.5	LOW	AV:N/AC:M/Au:S/C:N/I:P/A:N	6.8	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
4.8	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N	1.7	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2018-15891

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-15891

https://wiki.freepbx.org/display/FOP/2018-09-11+Core+Stored+XSS?src=contextnavpagetreemode

2018-09-11 Core Stored XSS - FreePBX OpenSource Project - Documentation
Vendor Advisory
https://www.freepbx.org/

FreePBX - Let Freedom Ring
Product

CVEs referencing this url