CVE-2020-9385 - CVE House
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Status published High CVE-2020-9385

A NULL Pointer Dereference exists in libzint in Zint 2.7.1...

Vulnerability Description

A NULL Pointer Dereference exists in libzint in Zint 2.7.1 because multiple + characters are mishandled in add_on in upcean.c, when called from eanx in upcean.c during EAN barcode generation.

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

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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-2021-27799
ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a...
High 7.5

Affected Vendor

Affected Software

zint
Vulnerable Versions:
2.7.1

Timeline

Official Publish: February 24th, 2020
Last Modified: August 4th, 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.