CVE-2023-20858

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 16.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-21 · updated 2026-06-17
Weakness: CWE-74

Description

VMware Carbon Black App Control 8.7.x prior to 8.7.8, 8.8.x prior to 8.8.6, and 8.9.x.prior to 8.9.4 contain an injection vulnerability. A malicious actor with privileged access to the App Control administration console may be able to use specially crafted input allowing access to the underlying server operating system.

Affected products

VMware Carbon Black App Control (AppC): from 8.7.0 before 8.7.8; from 8.8.0 before 8.8.6; from 8.9.0 before 8.9.4 — fixed in 8.7.8, 8.8.6, 8.9.4
VMware Carbon Black App Control: from VMware Carbon Black App Control 8.7.x prior through 8.7.8, 8.8.x prior to 8.8.6, and 8.9.x.prior to 8.9.4

How to fix

Upgrade to a fixed version: VMware Carbon Black App Control (AppC) 8.7.8, 8.8.6, 8.9.4. Check the vendor advisory for mitigations.

References

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