CVE-2021-21998

published 2021-06-23

CVE-2021-21998: VMware Carbon Black App Control 8.0, 8.1, 8.5 prior to 8.5.8, and 8.6 prior to 8.6.2 has an authentication bypass. A malicious actor with network access to the…

Priority P2 65 critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

VMware Carbon Black App Control 8.0, 8.1, 8.5 prior to 8.5.8, and 8.6 prior to 8.6.2 has an authentication bypass. A malicious actor with network access to the VMware Carbon Black App Control management server might be able to obtain administrative access to the product without the need to authenticate.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
vmware	carbon_black_app_control	—	—
vmware	carbon_black_app_control	—	—
vmware	carbon_black_app_control	>= 8.5 < 8.5.8	8.5.8
vmware	carbon_black_app_control	>= 8.6 < 8.6.2	8.6.2

Detection & IOCs extracted from sources · hover to see the quote

• → A malicious actor with network access to the VMware Carbon Black App Control management server may obtain administrative access without authentication — monitor for unauthenticated requests reaching admin-level endpoints on the App Control management server. ↗
• → CVE-2021-21998 is a critical authentication bypass (CVSSv3 9.4) in VMware Carbon Black App Control management server — alert on anomalous admin-level activity originating from unauthenticated sessions on the management server. ↗

• · Affected versions are VMware Carbon Black App Control 8.0, 8.1, 8.5 prior to 8.5.8, and 8.6 prior to 8.6.2. Versions 8.5.8+ and 8.6.2+ contain the fix. ↗

CVSS provenance

nvd v3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 7.5 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P

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