CVE-2021-40539

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi Dipakai ransomware EPSS 99,0%

Kerentanan Use of Incorrectly-Resolved Name or Reference pada zohocorp manageengine adselfservice plus. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 3 November 2021, artinya sudah terbukti dieksploitasi. Tercatat dipakai dalam kampanye ransomware.

Deskripsi (NVD)

Zoho ManageEngine ADSelfService Plus version 6113 and prior is vulnerable to REST API authentication bypass with resultant remote code execution.

Rincian

Terbit di NVD

7 September 2021

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-706: Use of Incorrectly-Resolved Name or Reference

EPSS (30 hari)

99,0% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Zoho ManageEngine ADSelfService Plus Authentication Bypass Vulnerability

Masuk KEV

3 November 2021

Tenggat CISA

17 November 2021 (untuk instansi federal AS)

Ransomware

Tercatat dipakai dalam kampanye ransomware

Tindakan wajib

Apply updates per vendor instructions.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.manageengine.com/products/self-service-password/kb/how-to-fix-authentication-bypass-vulnerability-... patch · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40539 pemerintah AS
• http://packetstormsecurity.com/files/165085/ManageEngine-ADSelfService-Plus-Authentication-Bypass-Code-Executi... exploit · advisory pihak ketiga · vdb entry
• https://www.manageengine.com product