PT-2023-1421 · Microsoft · Azure App Service

Denis Faiustov + 1 · Published 2023-02-14 · Updated 2024-05-29 · CVE-2023-21777

Positive Technologies (AI Summary)

CVSS v3.1

8.7

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

Name of the Vulnerable Software and Affected Versions Azure App Service on Azure Stack Hub (affected versions not specified)

Description The issue is related to an elevation of privilege vulnerability in Azure App Service on Azure Stack Hub. It is associated with access control errors. Exploitation of the vulnerability could allow a remote attacker to elevate their privileges.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Code Injection

Improper Privilege Management

Improper Access Control

Weakness Enumeration

CWE-94

CWE-269

CWE-284

Related Identifiers

BDU:2023-00815

CVE-2023-21777

Affected Products

Azure App Service

References · 5

• https://bdu.fstec.ru/vul/2023-00815 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-21777 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-21777 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21777 · Vendor Advisory
• https://t.me/cibsecurity/58174 · Telegram Post