CVE-2020-23839 — MEDIUM (6.1)

Vulnerability Description

A Reflected Cross-Site Scripting (XSS) vulnerability in GetSimple CMS v3.3.16, in the admin/index.php login portal webpage, allows remote attackers to execute JavaScript code in the client's browser and harvest login credentials after a client clicks a link, enters credentials, and submits the login form.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Get-Simple	Getsimple Cms	3.3.16

Related Weaknesses (CWE)

CWE-79

References

http://packetstormsecurity.com/files/162016/GetSimple-CMS-3.3.16-Cross-Site-ScriThird Party AdvisoryVDB Entry
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1330ExploitThird Party Advisory
https://github.com/boku7/CVE-2020-23839Third Party Advisory
https://www.exploit-db.com/exploits/49726Third Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/162016/GetSimple-CMS-3.3.16-Cross-Site-ScriThird Party AdvisoryVDB Entry
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1330ExploitThird Party Advisory
https://github.com/boku7/CVE-2020-23839Third Party Advisory
https://www.exploit-db.com/exploits/49726Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-23839?

CVE-2020-23839 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A Reflected Cross-Site Scripting (XSS) vulnerability in GetSimple CMS v3.3.16, in the admin/index.php login portal webpage, allows remote attackers to execute JavaScript code in the client's browser a...

How severe is CVE-2020-23839?

CVE-2020-23839 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-23839?

Check the references section above for vendor advisories and patch information. Affected products include: Get-Simple Getsimple Cms.