SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-4923

VMware vCenter Server (6.5 prior to 6.5 U1) contains an information disclosure vulnerability.

CRITICAL 9.8EPSS 1.86%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

VMware vCenter Server (6.5 prior to 6.5 U1) contains an information disclosure vulnerability. This issue may allow plaintext credentials to be obtained when using the vCenter Server Appliance file-based backup feature.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.86% probability · 79th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-200, CWE-522
Affected
vmware/vcenter server
Source
security@vmware.com
EPSS trend
0%3%5%27 October 2026: 1.86%27 October 202627 October 2026

EPSS 1.9% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.