What is CVE-2018-6242?

CVE-2018-6242 is a medium-severity vulnerability in NVIDIA Tegra Bootrom Rcm, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.8/10. Published 2018-05-01.

How severe is CVE-2018-6242?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Is CVE-2018-6242 known to be exploited?

25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in NVIDIA Tegra Bootrom Rcm

CVE-2018-6242

Some NVIDIA Tegra mobile processors released prior to 2016 contain a buffer overflow vulnerability in BootROM Recovery Mode (RCM). An attacker with physical access to the device's USB and the ability to force the device to reboot into RCM could exploit the vulnerability to execute unverified code.

Vulnerability class: Buffer Overflow

EPSS: 0.027 (84.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Nvidia Tegra_bootrom_rcm
Nvidia Tegra_mobile_processor
Nvidia Corporation Some Tegra Mobile Processors — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

psirt@nvidia.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-6242?: CVE-2018-6242 is a medium-severity vulnerability in NVIDIA Tegra Bootrom Rcm, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.8/10. Published 2018-05-01.
How severe is CVE-2018-6242?: Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2018-6242 known to be exploited?: 25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.