CVE Vulnerability

CVE-2020-16904

An elevation of privilege vulnerability exists in the way Azure Functions validate access keys.An unauthenticated attacker who successfully exploited this vulnerability could invoke an HTTP Function without proper authorization.This security update addresses the vulnerability by correctly validating access keys used to access HTTP Functions., aka 'Azure Functions Elevation of Privilege Vulnerability'.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16904 Patch Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:microsoft:azure_functions:-:*:*:*:*:*:*:*
Information

Published : 2020-10-16 11:15

Updated : 2021-07-21 11:39

NVD link : CVE-2020-16904

Mitre link : CVE-2020-16904

Products Affected
No products.
CWE
CWE-863