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CVE-2020-4987

MEDIUM
5.4
CVSS Score
Published: May 4, 2021 at 03:45 PM UTC
Updated: June 17, 2026 at 03:20 AM UTC
2 products affected across 1 vendorFlashsystem 900 FirmwareFlashSystem 900

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%

Description

The IBM FlashSystem 900 user management GUI is vulnerable to stored cross-site scripting in code versions 1.5.2.8 and prior and 1.6.1.2 and prior. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Flashsystem 900 Firmware· IBM
95%
v < 1.5.2.91.6.0.0 ≤ v < 1.6.1.3
Affected range stops below 1.5.2.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.6.1.3, so it looks safe — our inference, not a vendor statement
ibm-flashsystem-900 (same device)
FlashSystem 900· IBM
60%
1.5.2.81.6.1.2

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

VDB Entryx_refsource_XFVendor Advisory
Source: [email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/192702
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://www.ibm.com/support/pages/node/6449280

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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