GitHub Advisoryadvisory · PyPI

GHSA-mhp6-jvpx-2p4m Heap-based buffer overflow in ZBar

CRITICAL Published 2023-08-29 Modified 2023-09-01 Official page ↗
Aliases
CVE-2023-40889
Ecosystem
PyPI
Packages
zbar
Severity
Critical
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-122, CWE-787
Reviewed
2023-08-30

Affected packages

• PyPI zbar: <= 0.23.90 (no fix yet)

Description

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.

Related

Alias · CVE (1)

  • CVE-2023-40889 A heap-based buffer overflow exists in the qr_reader_match_centers function of ZBar 0.23.90. vulnerability

Weakness · CWE (2)

  • CWE-122 Heap-based Buffer Overflow weakness
  • CWE-787 Out-of-bounds Write weakness

References