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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

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

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2021-02-26 22:15

Updated : 2021-03-10 16:59

NVD link : CVE-2021-27799

Mitre link : CVE-2021-27799

CVE.ORG link : CVE-2021-27799

JSON object : View

Products Affected

zint

barcode_generator

CWE

CWE-787

Out-of-bounds Write

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