SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-20896

The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol.

HIGH 7.5EPSS 0.91%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The VMware vCenter Server contains an out-of-bounds read vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds read by sending a specially crafted packet leading to denial-of-service of certain services (vmcad, vmdird, and vmafdd).

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.91% probability · 58th percentile
CISA KEV
Not listed
Weakness
CWE-125
Affected
vmware/vcenter server
Source
security@vmware.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.