CVE-2020-27524

CVSS V2 Medium 4.8 CVSS V3 High 7.1
Description
On Audi A7 MMI 2014 vehicles, the Bluetooth stack in Audi A7 MMI Multiplayer with version (N+R_CN_AU_P0395) mishandles %x and %s format string specifiers in a device name. This may lead to memory content leaks and potentially crash the services.
Overview
  • CVE ID
  • CVE-2020-27524
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-11T15:15:11
  • Last Modified Date
  • 2020-12-30T15:12:57
Weakness Enumerations
CWE URL
CWE-134 http://cwe.mitre.org/data/definitions/134.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:audi:mmi_multiplayer:n\+r_cn_au_p0395:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:audi:a7:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:A/AC:L/Au:N/C:P/I:N/A:P
  • Access Vector
  • ADJACENT_NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 6.5
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  • Attack Vector
  • ADJACENT_NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • HIGH
  • Base Score
  • 7.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 4.2
References
Reference URL Reference Tags
https://www.youtube.com/watch?v=BQUVgAdhwQs Exploit Third Party Advisory
https://twitter.com/Kevin2600/status/1316380576593571840 Third Party Advisory
https://tiger-team-1337.blogspot.com/2020/10/audi-a7-2014-mmi-mishandles-format.html Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-27524
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27524
History
Created Old Value New Value Data Type Notes
2022-05-10 07:29:10 Added to TrackCVE
2022-12-05 16:33:23 2020-11-11T15:15Z 2020-11-11T15:15:11 CVE Published Date updated
2022-12-05 16:33:23 2020-12-30T15:12:57 CVE Modified Date updated
2022-12-05 16:33:23 Analyzed Vulnerability Status updated