CVE-2021-27799 - CVE House
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Status published High CVE-2021-27799

ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a...

Vulnerability Description

ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a stack-based buffer overflow that is reachable from the C API through an application that includes the Zint Barcode Generator library code.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from zint

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CVE-2021-39247
Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read,...
Medium 6.5
CVE-2020-9385
A NULL Pointer Dereference exists in libzint in Zint 2.7.1...
High 7.5

Affected Vendor

Affected Software

barcode generator
Vulnerable Versions:
2.9.1

Timeline

Official Publish: February 26th, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.