CVE-2017-4917

VMware vSphere Data Protection (VDP) 6.1.x, 6.0.x, 5.8.x, and 5.5.x locally stores vCenter Server credentials using reversible encryption. This issue may allow plaintext credentials to be obtained.

Published: 2017-06-07 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-4917 is rated Moderate Risk (46.1/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.08%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2017-4917

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-17 0.64% 0.08% -0.56%
2 2024-12-17 0.46% 0.64% +0.17%
3 2023-03-07 — 0.46% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-4917

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.0 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2017-4917

Affected software / configurations for CVE-2017-4917

Vendor Product Version Raw CPE
vmware vsphere_data_protection 5.5.5 cpe:2.3:a:vmware:vsphere_data_protection:5.5.5:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.5.6 cpe:2.3:a:vmware:vsphere_data_protection:5.5.6:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.5.7 cpe:2.3:a:vmware:vsphere_data_protection:5.5.7:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.5.8 cpe:2.3:a:vmware:vsphere_data_protection:5.5.8:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.5.9 cpe:2.3:a:vmware:vsphere_data_protection:5.5.9:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.5.10 cpe:2.3:a:vmware:vsphere_data_protection:5.5.10:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.5.11 cpe:2.3:a:vmware:vsphere_data_protection:5.5.11:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.8.0 cpe:2.3:a:vmware:vsphere_data_protection:5.8.0:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.8.1 cpe:2.3:a:vmware:vsphere_data_protection:5.8.1:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.8.2 cpe:2.3:a:vmware:vsphere_data_protection:5.8.2:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.8.3 cpe:2.3:a:vmware:vsphere_data_protection:5.8.3:*:*:*:*:*:*:*
vmware vsphere_data_protection 5.8.4 cpe:2.3:a:vmware:vsphere_data_protection:5.8.4:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.0.0 cpe:2.3:a:vmware:vsphere_data_protection:6.0.0:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.0.1 cpe:2.3:a:vmware:vsphere_data_protection:6.0.1:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.0.2 cpe:2.3:a:vmware:vsphere_data_protection:6.0.2:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.0.3 cpe:2.3:a:vmware:vsphere_data_protection:6.0.3:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.0.4 cpe:2.3:a:vmware:vsphere_data_protection:6.0.4:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.1.0 cpe:2.3:a:vmware:vsphere_data_protection:6.1.0:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.1.1 cpe:2.3:a:vmware:vsphere_data_protection:6.1.1:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.1.2 cpe:2.3:a:vmware:vsphere_data_protection:6.1.2:*:*:*:*:*:*:*
vmware vsphere_data_protection 6.1.3 cpe:2.3:a:vmware:vsphere_data_protection:6.1.3:*:*:*:*:*:*:*

References for CVE-2017-4917

cvelogic Threat Intelligence