CVE-2018-20437

HIGH
7.5
CVSS Score
Published: December 25, 2018 at 03:00 PM UTC
Updated: June 17, 2026 at 01:52 AM UTC
1 product affected across 1 vendorFebs Shiro

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

An issue was discovered in the fileDownload function in the CommonController class in FEBS-Shiro before 2018-11-05. An attacker can download a file via a request of the form /common/download?filename=1.jsp&delete=false. NOTE: the software maintainer disputes the significance of this report because the product uses a JAR archive for deployment, and this contains application.yml with configuration data

Affected

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

v < 2018.11.05
Affected range stops below 2018.11.05, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

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

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-22

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