PT-2021-20624 · WordPress · 2Way Videocalls/Random Chat

P7E4 · Published 2021-08-16 · Updated 2021-08-24 · CVE-2021-34656

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: 2Way VideoCalls and Random Chat - HTML5 Webcam Videochat WordPress plugin versions up to and including 5.2.7

Description: The issue allows attackers to inject arbitrary web scripts via the vws notice function found in the ~/inc/requirements.php file, enabling Reflected Cross-Site Scripting attacks. This function is vulnerable to injecting malicious scripts, posing a risk to users.

Recommendations: For versions up to and including 5.2.7, update to a version later than 5.2.7 to resolve the issue. As a temporary workaround, consider disabling the vws notice function until a patch is available.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-34656

Affected Products

2Way Videocalls/Random Chat

References · 7

• 🔥 https://plugins.trac.wordpress.org/browser/webcam-2way-videochat/trunk/inc/requirements.php#L182 · Exploit
• 🔥 https://wordfence.com/vulnerability-advisories/#CVE-2021-34656 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-34656 · Security Note
• https://osv.dev/vulnerability/CVE-2021-34656 · Vendor Advisory
• https://t.me/cvenotify/19455 · Telegram Post
• https://t.me/cvenotify/19994 · Telegram Post
• https://t.me/cibsecurity/27410 · Telegram Post