CVE-2021-45382

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 97,8%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada dlink dir-820l firmware, dlink dir-820lw firmware +4 lainnya. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 4 April 2022, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.

Rincian

Terbit di NVD

17 Februari 2022

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-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

EPSS (30 hari)

97,8% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

D-Link Multiple Routers Remote Code Execution Vulnerability

Masuk KEV

4 April 2022

Tenggat CISA

25 April 2022 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

The impacted product is end-of-life and should be disconnected if still in use.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10264 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-45382 pemerintah AS
• https://github.com/doudoudedi/D-LINK_Command_Injection1/blob/main/D-LINK_Command_injection.md exploit · advisory pihak ketiga