CVE-2020-11500

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
Zoom Client for Meetings through 4.6.9 uses the ECB mode of AES for video and audio encryption. Within a meeting, all participants use a single 128-bit key.
Overview
  • CVE ID
  • CVE-2020-11500
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-04-03T13:15:13
  • Last Modified Date
  • 2020-04-07T13:46:09
Weakness Enumerations
CWE URL
CWE-327 http://cwe.mitre.org/data/definitions/327.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:zoom:meetings:*:*:*:*:*:*:*:* 1 OR 4.6.9
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • 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:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://citizenlab.ca/2020/04/move-fast-roll-your-own-crypto-a-quick-look-at-the-confidentiality-of-zoom-meetings/ Exploit Third Party Advisory
https://theintercept.com/2020/04/03/zooms-encryption-is-not-suited-for-secrets-and-has-surprising-links-to-china-researchers-discover/ Press/Media Coverage Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-11500
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11500
History
Created Old Value New Value Data Type Notes
2022-05-10 16:45:24 Added to TrackCVE
2022-12-04 13:54:43 2020-04-03T13:15Z 2020-04-03T13:15:13 CVE Published Date updated
2022-12-04 13:54:43 2020-04-07T13:46:09 CVE Modified Date updated
2022-12-04 13:54:43 Analyzed Vulnerability Status updated