CVE-2021-27799

Katalog CVE

CVSS 7.5 · High EPSS 2,4%

Kerentanan Out-of-bounds Write pada zint barcode generator. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

26 Februari 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

2,4% peluang dieksploitasi; lebih tinggi dari 83,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://zint.org.uk/Manual.aspx?type=p&page=3 advisory vendor
• http://zint.org.uk/Manual.aspx?type=p&page=4 advisory vendor
• http://zint.org.uk/Manual.aspx?type=p&page=5 advisory vendor
• https://sourceforge.net/p/zint/code/ci/7f8c8114f31c09a986597e0ba63a49f96150368a/ patch · advisory pihak ketiga
• https://sourceforge.net/p/zint/tickets/218/ exploit · advisory pihak ketiga