CVE-2023-35393
Published: 08 August 2023
Summary
CVE-2023-35393 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Microsoft Azure Hdinsight. Its CVSS base score is 4.5 (Medium).
Operationally, ranked in the top 45.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2023-35393 is a spoofing vulnerability in Azure Apache Hive, assigned a CVSS score of 4.5 under the vector AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N and linked to CWE-79. The flaw permits unauthorized content to be presented as originating from a trusted source within the affected Azure component.
An attacker with high privileges who can also induce user interaction may exploit the issue over the network to achieve high-integrity impact, such as spoofed content or actions, while confidentiality and availability remain unaffected.
Microsoft Security Response Center advisories linked to the CVE provide official guidance on the vulnerability.
The EPSS score for this CVE rose materially from a low baseline to a peak of 0.0741 on 2025-01-22 before receding to the current value of 0.0032, indicating a period of increased exploitation interest after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-39394
Vulnerability details
Azure Apache Hive Spoofing Vulnerability
- 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.