CVEvulnerability
CVE-2020-16904
5.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-10-16
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-863
Description
<p>An elevation of privilege vulnerability exists in the way Azure Functions validate access keys.</p>
<p>An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.</p>
<p>This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions.</p>
Affected configurations
• microsoft azure functions
Related
Weakness · CWE (1)
- CWE-863 Incorrect Authorization weakness
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904 Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904 Patch, Vendor Advisory