PT-2021-2729 · Microsoft · Ms-Rest-Nodeauth

Published 2021-03-22 · Updated 2023-12-29 · CVE-2021-28458

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ms-rest-nodeauth library (affected versions not specified)

Description The issue is related to the implementation of the execAz() function in the authentication library for Azure services, which fails to neutralize special elements used in operating system commands. This could allow an attacker to elevate their privileges using a specially crafted AzureCliCredentials.setDefaultSubscription call.

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

OS Command Injection

Improper Privilege Management

Weakness Enumeration

CWE-78

CWE-269

Related Identifiers

BDU:2021-02263

CVE-2021-28458

GHSA-QPFW-4M9X-RXX8

Affected Products

Ms-Rest-Nodeauth

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2021-28458 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-28458 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-02263 · Security Note
• https://osv.dev/vulnerability/GHSA-qpfw-4m9x-rxx8 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-28458 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28458 · Vendor Advisory
• https://github.com/Azure/ms-rest-nodeauth/pull/117 · Note
• https://github.com/Azure/ms-rest-nodeauth · Note
• https://github.com/Azure/ms-rest-nodeauth/commit/1b8dcfb6d7e1c8a0a00044286021a841961cf636 · Note
• https://npmjs.com/package/@azure/ms-rest-nodeauth/v/3.0.8 · Note