Buffer Overflow Vulnerability in NVIDIA Tegra Mobile Processors
CVE-2018-6242

6.8MEDIUM

Key Information:

Vendor

Nvidia
Status
Some Nvidia Tegra Mobile Processors
Vendor
CVE Published:
24 April 2018

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-6242?

The vulnerability involves a buffer overflow in the BootROM Recovery Mode (RCM) of certain NVIDIA Tegra mobile processors released before 2016. An attacker who has physical access to the device's USB port and can reboot the device into RCM can exploit this vulnerability to execute unverified code, which poses a significant risk to the security and integrity of the affected devices.

Affected Version(s)

Some NVIDIA Tegra Mobile Processors

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

NXLoader
Created by DavidBuchanan314

rcm-modchips
Created by reswitched

react-tegra-payload-launcher
Created by ChrisFigura

References

http://nvidia.custhelp.com/app/answers/detail/a_id/4660
x_refsource_CONFIRM

EPSS Score

6% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Physical
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2018-6242 : Buffer Overflow Vulnerability in NVIDIA Tegra Mobile Processors