{"uuid": "0d96c53e-3da2-4b34-9ae5-eded032339d8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-40890", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/20032", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2023-40890\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: 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.\n\ud83d\udccf Published: 2023-08-29T00:00:00.000Z\n\ud83d\udccf Modified: 2025-07-01T13:48:02.663Z\n\ud83d\udd17 References:\n1. https://hackmd.io/%40cspl/H1PxPAUnn\n2. https://lists.debian.org/debian-lts-announce/2023/12/msg00001.html\n3. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25LZZQJGGZRPLKTRNRNOTAFQJIPS7WRP/\n4. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665/", "creation_timestamp": "2025-07-01T14:11:19.000000Z"}