CVE-2021-21973

Katalog CVE

CVSS 5.3 · Medium KEV · sudah dieksploitasi EPSS 88,0%

Kerentanan Server-Side Request Forgery (SSRF) pada vmware cloud foundation, vmware vcenter server. Skor CVSS 3.1 5.3 (Medium) menurut NVD. Masuk katalog KEV CISA pada 7 Maret 2022, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

The vSphere Client (HTML5) contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue by sending a POST request to vCenter Server plugin leading to information disclosure. This affects: VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).

Rincian

Terbit di NVD

24 Februari 2021

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-918: Server-Side Request Forgery (SSRF)

EPSS (30 hari)

88,0% peluang dieksploitasi; lebih tinggi dari 99,7% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

VMware vCenter Server and Cloud Foundation Server Side Request Forgery (SSRF) Vulnerability

Masuk KEV

7 Maret 2022

Tenggat CISA

21 Maret 2022 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply updates per vendor instructions.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.vmware.com/security/advisories/VMSA-2021-0002.html advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21973 pemerintah AS