Vulnerability in Nxp I.mx Rt500
CVE-2021-31532
NXP LPC55S6x microcontrollers (0A and 1B), i.MX RT500 (silicon rev B1 and B2), i.MX RT600 (silicon rev A0, B0), LPC55S6x, LPC55S2x, LPC552x (silicon rev 0A, 1B), LPC55S1x, LPC551x (silicon rev 0A) and LPC55S0x, LPC550x (silicon rev 0A) include an undocumented ROM patch peripheral that allows unsigned, non-persistent modification of the internal ROM.
EPSS: 0.005 (36.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Nxp I.mx_rt500 — versions b1, b2
- Nxp I.mx_rt500_firmware
- Nxp I.mx_rt600 — versions a0, b0
- Nxp I.mx_rt600_firmware
- Nxp Lpc5512jbd100 — versions 0a
- Nxp Lpc5512jbd100_firmware
- Nxp Lpc5512jbd64 — versions 0a
- Nxp Lpc5512jbd64_firmware
- Nxp Lpc5514jbd100 — versions 0a
- Nxp Lpc5514jbd100_firmware
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-31532?
- CVE-2021-31532 is a medium-severity vulnerability in Nxp I.mx Rt500. CVSS score: 6.8/10. Published 2021-05-06.
- How severe is CVE-2021-31532?
- Medium severity. CVSS v3 base score is 6.8 out of 10.