Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2021-42306— Azure Active Directory Information Disclosure Vulnerability

CVSS 8.1 · High EPSS 3.09% · P87

Possible ATT&CK Techniques 1AI

T1530 · Data from Cloud Storage

Affected Version Matrix 4

VendorProductVersion RangeStatus
MicrosoftAzure Active Directory-affected
MicrosoftAzure Automation1.0.0< publicationaffected
MicrosoftAzure Migrate-affected
MicrosoftAzure Site Recovery-affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2021-42306

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Azure Active Directory Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
An information disclosure vulnerability manifests when a user or an application uploads unprotected private key data as part of an authentication certificate keyCredential  on an Azure AD Application or Service Principal (which is not recommended). This vulnerability allows a user or service in the tenant with application read access to read the private key data that was added to the application. Azure AD addressed this vulnerability by preventing disclosure of any private key values added to the application. Microsoft has identified services that could manifest this vulnerability, and steps that customers should take to be protected. Refer to the FAQ section for more information. For more details on this issue, please refer to the MSRC Blog Entry.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Azure Active Directory 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows是美国微软（Microsoft）公司的一种桌面操作系统。 Microsoft Azure Active Directory 存在信息泄露漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
MicrosoftAzure Active Directory - -
MicrosoftAzure Automation 1.0.0 ~ publication -
MicrosoftAzure Migrate - -
MicrosoftAzure Site Recovery - -

II. Public POCs for CVE-2021-42306

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-42306

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-42306 (2)

Same Patch Batch · Microsoft · 2021-11-24 · 6 CVEs total

CVE-2021-432115.5 MEDIUMWindows 10 Update Assistant Elevation of Privilege Vulnerability
CVE-2021-422975.0 MEDIUMWindows 10 Update Assistant Elevation of Privilege Vulnerability
CVE-2021-432214.2 MEDIUMMicrosoft Edge (Chromium-based) Remote Code Execution Vulnerability
CVE-2021-432203.1 LOWMicrosoft Edge for iOS Spoofing Vulnerability
CVE-2021-423083.1 LOWMicrosoft Edge (Chromium-based) Spoofing Vulnerability

IV. Related Vulnerabilities

Same product: Azure Active Directory
Same vendor: Microsoft

V. Comments for CVE-2021-42306

No comments yet

Leave a comment