CVE-2021-27799

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-27799
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-02-26T22:15:20
  • Last Modified Date
  • 2021-03-10T16:59:06
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:zint:barcode_generator:2.9.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-27799
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27799
History
Created Old Value New Value Data Type Notes
2022-05-10 07:20:24 Added to TrackCVE
2022-12-05 22:55:01 2021-02-26T22:15Z 2021-02-26T22:15:20 CVE Published Date updated
2022-12-05 22:55:02 2021-03-10T16:59:06 CVE Modified Date updated
2022-12-05 22:55:02 Analyzed Vulnerability Status updated