PT-2021-15888 · WordPress · Simple 301 Redirects By Betterlinks

Chloe Chamberland · Published 2021-06-14 · Updated 2023-01-20 · CVE-2021-24352

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Simple 301 Redirects by BetterLinks WordPress plugin versions prior to 2.0.4

Description The issue concerns the export data function of the Simple 301 Redirects by BetterLinks WordPress plugin, which had no capability or nonce checks. This allowed unauthenticated users to export a site's redirects.

Recommendations For versions prior to 2.0.4, update to version 2.0.4 or later to resolve the issue. As a temporary workaround, consider disabling the export data function until a patch is available. Restrict access to the export data function to minimize the risk of exploitation.

Exploit

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2021-24352

Affected Products

Simple 301 Redirects By Betterlinks

References · 6

• 🔥 https://wordfence.com/blog/2021/05/severe-vulnerabilities-patched-in-simple-301-redirects-by-betterlinks-plugin · Exploit
• 🔥 https://wpscan.com/vulnerability/d770f1fa-7652-465a-833c-b7178146847d · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-24352 · Security Note
• https://osv.dev/vulnerability/CVE-2021-24352 · Vendor Advisory
• https://t.me/cvenotify/33918 · Telegram Post
• https://t.me/cvenotify/16244 · Telegram Post