CVE-2023-40890 - Vulnerability Details - OpenCVE

A stack-based buffer overflow vulnerability exists in the lookup_sequence function of ZBar 0.23.90. Specially crafted QR codes may lead to information disclosure and/or arbitrary code execution. To trigger this vulnerability, an attacker can digitally input the malicious QR code, or prepare it to be physically scanned by the vulnerable scanner.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00212.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Zbar Project	Zbar

Configuration 1 [-]

cpe:2.3:a:zbar_project:zbar:0.23.90:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DLA	DLA-3675-1	zbar security update
Debian DSA	DSA-5614-1	zbar security update
EUVD	EUVD-2023-45429	A stack-based buffer overflow vulnerability exists in the lookup_sequence function of ZBar 0.23.90. Specially crafted QR codes may lead to information disclosure and/or arbitrary code execution. To trigger this vulnerability, an attacker can digitally input the malicious QR code, or prepare it to be physically scanned by the vulnerable scanner.
Ubuntu USN	USN-7118-1	ZBar vulnerabilities

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://hackmd.io/%40cspl/H1PxPAUnn
https://lists.debian.org/debian-lts-announce/2023/12/msg00001.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25LZZQJGGZRPLKTRNRNOTAFQJIPS7WRP/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665/

History

Tue, 01 Jul 2025 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-08-29T00:00:00.000Z

Updated: 2025-07-01T13:48:02.663Z

Reserved: 2023-08-22T00:00:00.000Z

Link: CVE-2023-40890

Vulnrichment

Updated: 2024-08-02T18:46:11.207Z

NVD

Status : Modified

Published: 2023-08-29T17:15:12.917

Modified: 2025-07-01T14:15:30.143

Link: CVE-2023-40890

Redhat

No data.

OpenCVE Enrichment

No data.

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