CVE-2021-4021 - Vulnerability Details - OpenCVE

Description

A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0, 5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64 binary for MIPS architecture can lead to uncontrolled resource consumption and DoS.

Published: 2022-02-24

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

Vendor Product Default status Versions

n/a

radare2

affected

Version	Status	Constraints
`radare2 5.6.2, radare2 5.6.0, radare2 5.5.4 and radare2 5.5.2`	affected	—

Configuration 1 [-]

cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-33924	A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0, 5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64 binary for MIPS architecture can lead to uncontrolled resource consumption and DoS.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00436.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/radareorg/radare2/issues/19436

History

No history.

Subscriptions

Radare Radare2

MITRE

Status: PUBLISHED

Assigner: fedora

Published: 2022-02-24T18:50:10.000Z

Updated: 2024-08-03T17:16:03.457Z

Reserved: 2021-11-25T00:00:00.000Z

Link: CVE-2021-4021

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-02-24T19:15:09.533

Modified: 2024-11-21T06:36:44.453

Link: CVE-2021-4021

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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