CVE-2021-26605

unidocs ezPDFReader arbitrary command execution vulnerability

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Published Aug 5, 2021 CVSS 3.1 · 7.5 High EPSS 1.0% KEV · Not listed

Description

An improper input validation vulnerability in the service of ezPDFReader allows attacker to execute arbitrary command. This issue occurred when the ezPDF launcher received and executed crafted input values through JSON-RPC communication.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

unidocs

ezPDFReader

affected

Version	Status	Constraints
`2.0 ~ 3.0`	affected	—

Configuration 1 [-]

AND

cpe:2.3:a:unidocs:ezpdfreader:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-13399	An improper input validation vulnerability in the service of ezPDFReader allows attacker to execute arbitrary command. This issue occurred when the ezPDF launcher received and executed crafted input values through JSON-RPC communication.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.0% (1.049% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168

History

No history.

Subscriptions

Microsoft Windows

Unidocs Ezpdfreader

Weaknesses

CWE-20

Sources

CVE record Updated: Aug 3, 2024, 8:26 PM

Status: PUBLISHED
Assigner: krcert
Published: Aug 5, 2021, 8:22 PM
Updated: Aug 3, 2024, 8:26 PM
Reserved: Feb 3, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:43 AM

Status: Modified
Published: Aug 5, 2021, 9:15 PM
Modified: Jun 17, 2026, 3:43 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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