CVE-2023-38040
Published: 17 September 2023
Summary
CVE-2023-38040 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Revive-Adserver Revive Adserver. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 7.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
A reflected cross-site scripting vulnerability tracked as CVE-2023-38040 affects Revive Adserver 5.4.1 and earlier versions. The flaw is classified under CWE-79 and carries a CVSS 3.1 score of 6.1, reflecting network attack vector, low complexity, no required privileges, required user interaction, and changed scope with limited confidentiality and integrity impact.
An unauthenticated attacker can exploit the issue by crafting a malicious link that, when visited by a target user, causes script execution within the context of the Revive Adserver application, enabling limited data exposure or manipulation.
The associated HackerOne reports provide the primary public references for the finding, though no specific mitigation steps or patch details are supplied in the available information. The EPSS score has remained flat at a peak of 0.0859 with no material increase observed after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-41866
Vulnerability details
A reflected XSS vulnerability exists in Revive Adserver 5.4.1 and earlier versions..
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.