CVE-2021-33045

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 99,6%

Kerentanan Improper Authentication pada dahuasecurity ipc-hum7xxx firmware, dahuasecurity ipc-hx3xxx firmware +16 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 21 Agustus 2024, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity authentication by constructing malicious data packets.

Rincian

Terbit di NVD

15 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-287: Improper Authentication

EPSS (30 hari)

99,6% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Dahua IP Camera Authentication Bypass Vulnerability

Masuk KEV

21 Agustus 2024

Tenggat CISA

11 September 2024 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.dahuasecurity.com/support/cybersecurity/details/957 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-33045 pemerintah AS
• http://packetstormsecurity.com/files/164423/Dahua-Authentication-Bypass.html exploit · advisory pihak ketiga · vdb entry
• http://seclists.org/fulldisclosure/2021/Oct/13 exploit · mailing list · advisory pihak ketiga