CVE-2021-34996

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

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 Demo_ExecuteProcessOnGroup workflow. By creating a workflow, an attacker can specify an arbitrary command to be executed. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-13889.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-749

Affected software

No affected versions have been published.

Timeline

Published
Jan 13, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-349978.8This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell 11.22.22. Although authCVE-2021-349987.8This vulnerability allows local attackers to escalate privileges on affected installations of Panda Security Free Antivirus 20.2.0.0. An attCVE-2021-349995.5OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disCVE-2021-35007.8A flaw was found in djvulibre-3.5.28 and earlier. A Stack overflow in function DJVU::DjVuDocument::get_djvu_file() via crafted djvu file mayCVE-2021-350003.3OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disCVE-2021-350016.5BMC Track-It! GetData Missing Authorization Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose senCVE-2021-350028.8BMC Track-It! Unrestricted File Upload Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary CVE-2021-350039.8This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer C90 1.0.6 Build 20200114 reCVE-2021-350049.8This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link TL-WA1201 1.0.1 Build 20200709 relCVE-2021-350053.3This vulnerability allows local attackers to disclose sensitive information on affected installations of TeamViewer. An attacker must first CVE-2021-35017.1A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, whicCVE-2021-35025.5A flaw was found in avahi 0.8-5. A reachable assertion is present in avahi_s_host_name_resolver_start function allowing a local attacker to
CVE-2021-34996: High severity, CVSS 8.8 | Vulnix