CVE-2018-5221

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-01-09 · updated 2026-06-17
Weakness: CWE-119

Description

Multiple buffer overflows in BarCodeWiz BarCode before 6.7 ActiveX control (BarcodeWiz.DLL) allow remote attackers to execute arbitrary code via a long argument to the (1) BottomText or (2) TopText property.

Affected products

Barcodewiz Barcode Activex Control: before 6.7 — fixed in 6.7

How to fix

Upgrade to a fixed version: Barcodewiz Barcode Activex Control 6.7. Check the vendor advisory for mitigations.

References

http://hyp3rlinx.altervista.org/advisories/BARCODEWIZ-v6.7-ACTIVEX-COMPONENT-BUFFER-OVERFLOW.txt
http://packetstormsecurity.com/files/145731/BarcodeWiz-ActiveX-Control-Buffer-Overflow.html
http://hyp3rlinx.altervista.org/advisories/BARCODEWIZ-v6.7-ACTIVEX-COMPONENT-BUFFER-OVERFLOW.txt
http://packetstormsecurity.com/files/145731/BarcodeWiz-ActiveX-Control-Buffer-Overflow.html

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