CVE-2023-40890
CRITICALZBar 0.23.90 - Stack-based Buffer Overflow in lookup_sequence Function
Title source: llmDescription
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.
References (5)
Core 5
Core References
Various Sources
https://hackmd.io/%40cspl/H1PxPAUnn
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665/
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/12/msg00001.html
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25LZZQJGGZRPLKTRNRNOTAFQJIPS7WRP/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665/
Scores
CVSS v3
9.8
EPSS
0.0179
EPSS Percentile
75.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (1)
zbar_project/zbar
0.23.90
Published
Aug 29, 2023
Tracked Since
Feb 18, 2026