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githubGitHub Advisory DatabaseGHSA-MHP6-JVPX-2P4M
HistoryAug 29, 2023 - 6:31 p.m.

Heap-based buffer overflow in ZBar

2023-08-2918:31:53
CWE-122
CWE-787
GitHub Advisory Database
github.com
4
zbar
buffer overflow
qr codes
information disclosure
arbitrary code execution
vulnerability
scanner

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.001 Low

EPSS

Percentile

45.5%

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.

Affected configurations

Vulners
Node
zbar_projectzbarRange0.23.90
CPENameOperatorVersion
zbarle0.23.90

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

0.001 Low

EPSS

Percentile

45.5%