CVE-2020-5317Network attack vector

Stored XSS via trusted application data

Published Feb 6, 2020 · Updated Sep 17, 2024

Stored XSS in Dell Elastic Cloud Storage before 3.4.0.1 allows remote authenticated users to execute script in victim browsers. The application stores attacker-supplied HTML or JavaScript in a trusted data store and serves it without effective neutralization in the vulnerable web application's context. Exploitation requires high-privilege authentication and victim interaction, and the reported consequence is unauthorized modification of browser-visible application content.

CVSS severity6.2
Medium
EPSS probability0.62%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Stored XSS in Dell Elastic Cloud Storage before 3.4.0.1 allows remote authenticated users to execute script in victim browsers. The application stores attacker-supplied HTML or JavaScript in a trusted data store and serves it without effective neutralization in the vulnerable web application's context. Exploitation requires high-privilege authentication and victim interaction, and the reported consequence is unauthorized modification of browser-visible application content.

The record

CVE
CVE-2020-5317
Published
Feb 6, 2020
Updated
Sep 17, 2024
Vendor
Dell
Product
Elastic Cloud Storage
Classifications
CWE-79, CAPEC-592, T1189
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 6, 2020CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <3.4.0.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Dell · Elastic Cloud Storageversion=unspecified <3.4.0.1

Published CVSS scores

6.2DellCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N
3.5NISTAV:N/AC:M/Au:S/C:N/I:P/A:N
4.8NISTCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1189Drive-by Compromise

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo