CVE-2021-21998 in the critical feed json
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.
published 2021-06-23 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9168
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 10.6%
- EPSS 10.6% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- vmware carbon_black_app_control 8.5.8, 8.6.2
Exploit prediction
10.62% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- n/a VMware Carbon Black App Control (AppC)
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
vmware.com
/security/advisories/VMSA-2021-0012.html?
patch, vendor-advisory
Sources
- CVE List CVE-2021-21998
- NVD CVE-2021-21998
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