CVE-2019-18653 — MEDIUM (6.1)

Vulnerability Description

A Cross Site Scripting (XSS) issue exists in Avast AntiVirus (Free, Internet Security, and Premiere Edition) 19.3.2369 build 19.3.4241.440 in the Network Notification Popup, allowing an attacker to execute JavaScript code via an SSID Name.

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
Avast	Antivirus	19.3.2369
Microsoft	Windows	-

Related Weaknesses (CWE)

CWE-79

References

http://firstsight.me/2019/10/5000-usd-xss-issue-at-avast-desktop-antivirus-for-wExploitThird Party Advisory
https://medium.com/%40YoKoKho/5-000-usd-xss-issue-at-avast-desktop-antivirus-for
http://firstsight.me/2019/10/5000-usd-xss-issue-at-avast-desktop-antivirus-for-wExploitThird Party Advisory
https://medium.com/%40YoKoKho/5-000-usd-xss-issue-at-avast-desktop-antivirus-for

FAQ

What is CVE-2019-18653?

CVE-2019-18653 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A Cross Site Scripting (XSS) issue exists in Avast AntiVirus (Free, Internet Security, and Premiere Edition) 19.3.2369 build 19.3.4241.440 in the Network Notification Popup, allowing an attacker to ex...

How severe is CVE-2019-18653?

CVE-2019-18653 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-2019-18653?

Check the references section above for vendor advisories and patch information. Affected products include: Avast Antivirus, Microsoft Windows.