CVE-2019-11818 : Alkacon OpenCMS v10.5.4 and before is affected by stored cross site scripting (X

Alkacon OpenCMS v10.5.4 and before is affected by stored cross site scripting (XSS) in the module New User (/opencms/system/workplace/admin/accounts/user_new.jsp). This allows an attacker to insert arbitrary JavaScript as user input (First Name or Last Name), which will be executed whenever the affected snippet is loaded.

Published 2019-05-08 16:29:01

Updated 2019-05-08 18:02:01

Source MITRE

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Products affected by CVE-2019-11818

Alkacon » Opencms
Versions up to, including, (<=) 10.5.4
cpe:2.3:a:alkacon:opencms:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2019-11818

Top countries where our scanners detected CVE-2019-11818

Top open port discovered on systems with this issue 80

IPs affected by CVE-2019-11818 60

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2019-11818!

^*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-2019-11818

EPSS FAQ

0.14%

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

~ 49 %

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

CVSS scores for CVE-2019-11818

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:P/A:N	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
6.1	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	2.8	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2019-11818

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-2019-11818

https://www.openwall.com/lists/oss-security/2019/04/30/3

oss-security - Cross Site Scripting | Alkacon OpenCMS v10.5.4 and before
Mailing List;Exploit;Third Party Advisory
https://github.com/alkacon/opencms-core/issues/635

Cross Site Scripting | v10.5.4 | New User · Issue #635 · alkacon/opencms-core · GitHub
Exploit;Third Party Advisory