PT-2021-10799 · Unknown · B2Evolution Cms

Nakul Ratti + 1 · Published 2021-02-09 · Updated 2021-02-17 · CVE-2020-22840

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 b2evolution CMS versions prior to 6.11.6

Description The issue allows an attacker to perform malicious open redirects to an attacker-controlled resource via the redirect to parameter in email passthrough.php.

Recommendations For versions prior to 6.11.6, update to version 6.11.6 or later to resolve the issue. As a temporary workaround, consider restricting access to the email passthrough.php file or disabling the redirect to parameter until a patch is available.

Exploit

Fix

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2020-22840

Affected Products

B2Evolution Cms

References · 6

• 🔥 https://exploit-db.com/exploits/49554 · Exploit
• 🔥 http://packetstormsecurity.com/files/161362/b2evolution-CMS-6.11.6-Open-Redirection.html · Exploit
• https://osv.dev/vulnerability/CVE-2020-22840 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-22840 · Security Note
• https://github.com/b2evolution/b2evolution/issues/102 · Note
• https://t.me/cvenotify/9647 · Telegram Post