CVE-2021-3402

CVSS V2 Medium 6.4 CVSS V3 Critical 9.1
Description
An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earlier could allow an attacker to either cause denial of service or information disclosure via a malicious Mach-O file. Affects all versions before libyara 4.0.4
Overview
  • CVE ID
  • CVE-2021-3402
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-14T21:15:07
  • Last Modified Date
  • 2021-05-24T16:30:27
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:virustotal:yara:*:*:*:*:*:*:*:* 1 OR 4.0.4
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.1
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.2
History
Created Old Value New Value Data Type Notes
2022-05-10 16:15:06 Added to TrackCVE
2022-12-05 02:27:52 2021-05-14T21:15Z 2021-05-14T21:15:07 CVE Published Date updated
2022-12-05 02:27:52 2021-05-24T16:30:27 CVE Modified Date updated
2022-12-05 02:27:53 Analyzed Vulnerability Status updated