CVE-2021-3569

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
A stack corruption bug was found in libtpms in versions before 0.7.2 and before 0.8.0 while decrypting data using RSA. This flaw could result in a SIGBUS (bad memory access) and termination of swtpm. The highest threat from this vulnerability is to system availability.
Overview
  • CVE ID
  • CVE-2021-3569
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-03T12:15:07
  • Last Modified Date
  • 2022-10-07T20:27:41
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:libtpms_project:libtpms:*:*:*:*:*:*:*:* 1 OR 0.7.2
cpe:2.3:a:libtpms_project:libtpms:*:*:*:*:*:*:*:* 1 OR 0.7.3 0.8.0
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1964358 Issue Tracking Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-3569
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3569
History
Created Old Value New Value Data Type Notes
2022-05-10 07:11:48 Added to TrackCVE
2022-12-05 03:29:55 2021-06-03T12:15Z 2021-06-03T12:15:07 CVE Published Date updated
2022-12-05 03:29:55 2022-10-07T20:27:41 CVE Modified Date updated
2022-12-05 03:29:55 Analyzed Vulnerability Status updated