Home/CVE/Revive Adserver before 5.1.0 is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the publicly acce
CVE

CVE-2021-22872

Revive Adserver before 5.1.0 is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the publicly acce

Revive Adserver before 5.1.0 is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the publicly accessible afr.php delivery script. While this issue was previously addressed in modern browsers as CVE-2020-8115, some older browsers (e.g., IE10) that do not automatically URL encode parameters were still vulnerable.

MEDIUM · CVSS 6.1 EPSS 0.02138
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
revive-adserver revive adserver< 5.1.0
⚠

Public Exploits & PoCs

2
pocpacketstormsecurity.com · Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect....packetstormsecurity.com
pochackerone.com · 986365hackerone.com
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Jan 2021 · 06:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2021/Jan/60Broken LinkMailing ListThird Party Advisory
https://github.com/revive-adserver/revive-adserver/commit/00fdb8d0ePatchThird Party Advisory
https://github.com/revive-adserver/revive-adserver/commit/1dbcf7d50PatchThird Party Advisory
https://www.revive-adserver.com/security/revive-sa-2021-001/Vendor Advisory
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