CVE-2021-34995: commvault commcell

csirt@kutim:~/threat-intel/cve/CVE-2021-34995

CVSS 8.8 · High EPSS 68,9%

Kerentanan Unrestricted Upload of File with Dangerous Type pada commvault commcell. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell 11.22.22. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the DownloadCenterUploadHandler class. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-13756.

Rincian

Terbit di NVD: 13 Januari 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-434: Unrestricted Upload of File with Dangerous Type
EPSS (30 hari): 68,9% peluang dieksploitasi; lebih tinggi dari 99,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
commvault	commcell	Versi 11.22.22

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.zerodayinitiative.com/advisories/ZDI-21-1330/ advisory pihak ketiga · vdb entry

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.