PT-2021-15669 · WordPress · Wp Shieldon

Johto Robbie · Published 2021-03-18 · Updated 2021-03-23 · CVE-2021-24124

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: WP Shieldon WordPress plugin versions 1.6.3 and below

Description: The issue is caused by unvalidated input and lack of output encoding in the WP Shieldon WordPress plugin, which leads to Unauthenticated Reflected Cross-Site Scripting (XSS) when the CAPTCHA page is shown. This could potentially lead to privileged escalation.

Recommendations: For WP Shieldon WordPress plugin versions 1.6.3 and below, update to a version above 1.6.3 to resolve the issue. As a temporary workaround, consider restricting access to the CAPTCHA page until a patch is available.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24124

Affected Products

Wp Shieldon

References · 4

• 🔥 https://wpscan.com/vulnerability/8d0eb0b4-0cc0-44e5-b720-90b01df3a6ee · Exploit
• https://osv.dev/vulnerability/CVE-2021-24124 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24124 · Security Note
• https://t.me/cibsecurity/25099 · Telegram Post