CVE-2020-5421

RFD Protection Bypass via jsessionid

MEDIUM
6.5
CVSS Score
Published: September 19, 2020 at 03:45 AM UTC
Updated: October 8, 2026 at 09:17 PM UTC
39 products affected across 4 vendorsOnCommand InsightSnapCenterWebLogic Server

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Severity
MEDIUM6.5
Exploit prediction
EPSS 12%
SSVC
No known exploit

Description

In Spring Framework versions 5.2.0 - 5.2.8, 5.1.0 - 5.1.17, 5.0.0 - 5.0.18, 4.3.0 - 4.3.28, and older unsupported versions, the protections against RFD attacks from CVE-2015-5211 may be bypassed depending on the browser used through the use of a jsessionid path parameter.

Affected

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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