CVE Vulnerability

CVE-2021-27799

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
http://zint.org.uk/Manual.aspx?type=p&page=3 Vendor Advisory
https://sourceforge.net/p/zint/code/ci/7f8c8114f31c09a986597e0ba63a49f96150368a/ Patch Third Party Advisory
http://zint.org.uk/Manual.aspx?type=p&page=5 Vendor Advisory
http://zint.org.uk/Manual.aspx?type=p&page=4 Vendor Advisory
https://sourceforge.net/p/zint/tickets/218/ Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:zint:barcode_generator:2.9.1:*:*:*:*:*:*:*
Information

Published : 2021-02-26 10:15

Updated : 2021-03-10 04:59

NVD link : CVE-2021-27799

Mitre link : CVE-2021-27799

Products Affected
No products.
CWE
CWE-787