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Zint

3 CVEs product

Monthly

CVE-2021-39247 Aug 17, 21:15 MEDIUM POC PATCH This Month

Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Buffer Overflow Information Disclosure Zint Barcode Generator
NVD
CVSS 3.1
6.5
EPSS
0.9%
CVE-2021-27799 Feb 26, 22:15 HIGH POC PATCH This Week

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Buffer Overflow Memory Corruption Zint Barcode Generator
NVD
CVSS 3.1
7.5
EPSS
2.4%
CVE-2020-9385 Feb 25, 00:15 HIGH POC This Week

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Denial Of Service Null Pointer Dereference Zint
NVD
CVSS 3.1
7.5
EPSS
1.6%
EPSS 1% CVSS 6.5
MEDIUM POC PATCH This Month

Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Buffer Overflow Information Disclosure Zint +1
NVD
EPSS 2% CVSS 7.5
HIGH POC PATCH This Week

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Buffer Overflow Memory Corruption Zint +1
NVD
EPSS 2% CVSS 7.5
HIGH POC This Week

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Denial Of Service Null Pointer Dereference Zint
NVD

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