CVE-2019-11755

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
A crafted S/MIME message consisting of an inner encryption layer and an outer SignedData layer was shown as having a valid digital signature, although the signer might have had no access to the contents of the encrypted message, and might have stripped a different signature from the encrypted message. Previous versions had only suppressed showing a digital signature for messages with an outer multipart/signed layer. This vulnerability affects Thunderbird < 68.1.1.
Overview
  • CVE ID
  • CVE-2019-11755
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-09-27T18:15:14
  • Last Modified Date
  • 2020-08-24T17:37:01
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* 1 OR 68.1.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • 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:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
History
Created Old Value New Value Data Type Notes
2022-05-10 16:33:35 Added to TrackCVE
2022-12-04 03:18:40 2019-09-27T18:15Z 2019-09-27T18:15:14 CVE Published Date updated
2022-12-04 03:18:40 2020-08-24T17:37:01 CVE Modified Date updated
2022-12-04 03:18:40 Modified Vulnerability Status updated