CVE-2021-29956

CVSS V2 Medium 4.3 CVSS V3 Medium 4.3
Description
OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys, and will automatically protect keys that had been imported using affected Thunderbird versions. This vulnerability affects Thunderbird < 78.10.2.
Overview
  • CVE ID
  • CVE-2021-29956
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-24T14:15:10
  • Last Modified Date
  • 2021-06-30T20:00:07
Weakness Enumerations
CWE URL
CWE-312 http://cwe.mitre.org/data/definitions/312.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* 1 OR 78.8.1 78.10.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • 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:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2021-22/ Release Notes Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1710290 Exploit Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-29956
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29956
History
Created Old Value New Value Data Type Notes
2022-05-10 07:09:19 Added to TrackCVE
2022-12-05 04:56:28 2021-06-24T14:15Z 2021-06-24T14:15:10 CVE Published Date updated
2022-12-05 04:56:28 2021-06-30T20:00:07 CVE Modified Date updated
2022-12-05 04:56:28 Analyzed Vulnerability Status updated