CVE-2020-8143 Information

Description

An Open Redirect vulnerability was discovered in Revive Adserver version 5.0.5 and reported by HackerOne user hoangn144. A remote attacker could trick logged-in users to open a specifically crafted link and have them redirected to any destination.The CSRF protection of the “/www/admin/*-modify.php” could be skipped if no meaningful parameter was sent. No action was performed but the user was still redirected to the target page specified via the “returnurl” GET parameter.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://hackerone.com/reports/794144 https://www.revive-adserver.com/security/revive-sa-2020-002/ An Open Redirect vulnerability was discovered in Revive Adserver version

5.0.5 and reported by HackerOne user hoangn144. A remote attacker could trick logged-in users to open a specifically crafted link and have them redirected to any destination.The CSRF protection of the “/www/admin/*-modify.php” could be skipped if no meaningful parameter was sent. No action was performed but the user was still redirected to the target page specified via the “returnurl” GET parameter.

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1