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CVE-2020-16904
MEDIUM5.3
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>
CVE Details
CVSS v3.1 Score5.3
SeverityMEDIUM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published10/16/2020
Last Modified2/23/2026
Sourcenvd
Honeypot Sightings0
Affected Products
microsoft:azure_functions
Weaknesses (CWE)
CWE-863
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904(secure@microsoft.com)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904(af854a3a-2127-422b-91ae-364da2661108)
IOC Correlations
No correlations recorded
This product uses data from the NVD API but is not endorsed or certified by the NVD.