CVE-2021-3674 - Vulnerability Details - OpenCVE

A flaw was found in rizin. The create_section_from_phdr function allocates space for ELF section data by processing the headers. Crafted values in the headers can cause out of bounds reads, which can lead to memory corruption and possibly code execution through the binary object's callback function.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00079.

Exploitation poc

Automatable no

Technical Impact total

Vendors	Products
Rizin	Rizin

Configuration 1 [-]

cpe:2.3:a:rizin:rizin:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-26966	A flaw was found in rizin. The create_section_from_phdr function allocates space for ELF section data by processing the headers. Crafted values in the headers can cause out of bounds reads, which can lead to memory corruption and possibly code execution through the binary object's callback function.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://gist.github.com/netspooky/61101e191afee95feda7dbd2f6b061c4
https://github.com/rizinorg/rizin/pull/1313

History

Wed, 16 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00104}`	epss `{'score': 0.00079}`

Tue, 25 Feb 2025 17:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: fedora

Published: 2023-03-24T00:00:00.000Z

Updated: 2025-02-25T16:41:08.842Z

Reserved: 2021-08-02T00:00:00.000Z

Link: CVE-2021-3674

Vulnrichment

Updated: 2024-08-03T17:01:08.355Z

NVD

Status : Modified

Published: 2023-03-24T20:15:08.097

Modified: 2025-02-25T17:15:10.237

Link: CVE-2021-3674

Redhat

No data.

OpenCVE Enrichment

No data.

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