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cvelistZdiCVELIST:CVE-2022-42431
HistoryMar 29, 2023 - 12:00 a.m.

CVE-2022-42431

2023-03-2900:00:00
CWE-120
zdi
www.cve.org
1
vulnerability
tesla
bcmdhd driver
privilege escalation
arbitrary code execution
zdi-can-17544

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS

0

Percentile

15.9%

This vulnerability allows local attackers to escalate privileges on affected Tesla vehicles. An attacker must first obtain the ability to execute privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the bcmdhd driver. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a buffer. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-17544.

CNA Affected

[
  {
    "vendor": "Tesla",
    "product": "Model 3",
    "versions": [
      {
        "version": "Model 3 Infotainment 2022.12.22",
        "status": "affected"
      }
    ]
  }
]

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS

0

Percentile

15.9%

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