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CVE-2020-4381

22
FAUCET Score

CVE-2020-4381 describes a denial-of-service vulnerability in IBM Spectrum Scale for IBM Elastic Storage Server versions 5.3.0 through 5.3.6. An authenticated user can trigger this vulnerability during deployment or upgrade if GUI-specific services are enabled. With a CVSS score of 6.5 (Medium), this vulnerability has a network attack vector, low attack complexity, and high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.3.0, <= 5.3.6CPE matchmatch criteria
cpe:2.3:a:ibm:elastic_storage_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.00%
Probability of exploitation in next 30 days
EPSS Percentile
59.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0100 is in the 73rd percentile among its peer group of 21,954 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 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/179162
VDB EntryVendor Advisory
ibm.com / support/pages/node/6261435
PatchVendor Advisory