CVE-2021-39247

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-39247
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-08-17T21:15:06
  • Last Modified Date
  • 2021-08-25T12:19:59
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:zint:barcode_generator:*:*:*:*:*:*:*:* 1 OR 2.10.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://sourceforge.net/p/zint/code/ci/9b02cd52214e80f945bff41fc94bc1e17e15810c/ Patch Third Party Advisory
https://sourceforge.net/p/zint/tickets/232/ Exploit Issue Tracking Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-39247
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39247
History
Created Old Value New Value Data Type Notes
2022-05-10 06:56:04 Added to TrackCVE
2022-12-05 08:26:33 2021-08-17T21:15Z 2021-08-17T21:15:06 CVE Published Date updated
2022-12-05 08:26:33 2021-08-25T12:19:59 CVE Modified Date updated
2022-12-05 08:26:33 Analyzed Vulnerability Status updated