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CVE-2020-4686

26
FAUCET Score

CVE-2020-4686 describes a privilege escalation vulnerability in IBM Spectrum Virtualize 8.3.1, allowing authenticated LDAP users to gain unauthorized access and perform elevated actions. With a CVSS score of 8.1 (High), this vulnerability is network-exploitable with low attack complexity, potentially leading to high impact on confidentiality and integrity. Despite its severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
8.3.1CPE matchmatch criteria
cpe:2.3:a:ibm:spectrum_virtualize:8.3.1:*:*:*:*:*:*:*
8.3.1CPE matchmatch criteria
cpe:2.3:a:ibm:spectrum_virtualize:8.3.1:*:*:*:public_cloud:*:*:*
8.3.1CPE matchmatch criteria
cpe:2.3:o:ibm:flashsystem_v5000_firmware:8.3.1:*:*:*:*:*:*:*
8.3.1CPE matchmatch criteria
cpe:2.3:o:ibm:flashsystem_v7200_firmware:8.3.1:*:*:*:*:*:*:*
8.3.1CPE matchmatch criteria
cpe:2.3:o:ibm:flashsystem_v9000_firmware:8.3.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.8MEDIUM

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.58%
Probability of exploitation in next 30 days
EPSS Percentile
72.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0158 is in the 71st percentile among its peer group of 17,805 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/186678
VDB EntryVendor Advisory
ibm.com / support/pages/node/6260199
PatchVendor Advisory