CVE-2023-40889

2023-08-2900:00:00

mitre

www.cve.org

heap-based buffer overflow

zbar 0.23.90

qr_reader_match_centers

information disclosure

arbitrary code execution

qr codes

attacker

vulnerability

scanner

9.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.5%

JSON

A heap-based buffer overflow exists in the qr_reader_match_centers 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.