CVE-2021-22871 Information

Description

Revive Adserver before 5.1.0 permits any user with a manager account to store possibly malicious content in the URL website property which is then displayed unsanitized in the affiliate-preview.php tag generation screen leading to a persistent cross-site scripting (XSS) vulnerability.

CVSS Vector

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

Reference

https://hackerone.com/reports/819362 http://seclists.org/fulldisclosure/2021/Jan/60 https://github.com/revive-adserver/revive-adserver/commit/62a2a0439 http://packetstormsecurity.com/files/161070/Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect.html https://github.com/revive-adserver/revive-adserver/commit/89b88ce26 https://www.revive-adserver.com/security/revive-sa-2021-001/

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

4.8