CVE-2021-42306

Katalog CVE

CVSS 8.1 · High EPSS 3,3%

Kerentanan Insufficiently Protected Credentials pada microsoft azure active directory, microsoft azure active site recovery +2 lainnya. Skor CVSS 3.1 8.1 (High) menurut microsoft.com.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

24 November 2021

Terakhir diubah

19 Agustus 2026

Status NVD

Modified

CVSS 3.1

8.1 (High), sumber microsoft.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-522: Insufficiently Protected Credentials

EPSS (30 hari)

3,3% peluang dieksploitasi; lebih tinggi dari 88,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42306 patch · advisory vendor
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-42306