Buffer overflow in Barcodewiz Barcode Activex Control
CVE-2018-5221
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.039 (89.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- hyp3rlinx.altervista.org/advisories/BARCODEWIZ-v6.7-ACTIVEX-COMPONENT-BUFFER-OV… (Exploit, Third Party Advisory)
- packetstormsecurity.com/files/145731/BarcodeWiz-ActiveX-Control-Buffer-Overflow… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-5221?
- CVE-2018-5221 is a high-severity vulnerability in Barcodewiz Barcode Activex Control, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2018-01-09.
- How severe is CVE-2018-5221?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-5221 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.