CVE-2021-31532
Severity Score
6.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
Microcontroladores NXP LPC55S6x (0A y 1B), i.MX RT500 (silicio rev B1 y B2), i. MX RT600 (silicio rev A0, B0), LPC55S6x, LPC55S2x, LPC552x (silicio rev 0A, 1B), LPC55S1x, LPC551x (silicio rev 0A) y LPC55S0x, LPC550x (silicio rev 0A) incluyen un periférico de parcheo de ROM no documentado que permite la modificación sin firma y no persistente de la ROM interna
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-04-21 CVE Reserved
- 2021-05-06 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-09-08 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://oxide.computer/blog/lpc55 | 2024-08-03 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.nxp.com | 2022-07-12 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Nxp Search vendor "Nxp" | Lpc55s69jbd100 Firmware Search vendor "Nxp" for product "Lpc55s69jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s69jbd100 Search vendor "Nxp" for product "Lpc55s69jbd100" | 0a Search vendor "Nxp" for product "Lpc55s69jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s69jbd100 Firmware Search vendor "Nxp" for product "Lpc55s69jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s69jbd100 Search vendor "Nxp" for product "Lpc55s69jbd100" | 1b Search vendor "Nxp" for product "Lpc55s69jbd100" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s66jbd100 Firmware Search vendor "Nxp" for product "Lpc55s66jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s66jbd100 Search vendor "Nxp" for product "Lpc55s66jbd100" | 0a Search vendor "Nxp" for product "Lpc55s66jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s66jbd100 Firmware Search vendor "Nxp" for product "Lpc55s66jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s66jbd100 Search vendor "Nxp" for product "Lpc55s66jbd100" | 1b Search vendor "Nxp" for product "Lpc55s66jbd100" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s69jev98 Firmware Search vendor "Nxp" for product "Lpc55s69jev98 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s69jev98 Search vendor "Nxp" for product "Lpc55s69jev98" | 0a Search vendor "Nxp" for product "Lpc55s69jev98" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s69jev98 Firmware Search vendor "Nxp" for product "Lpc55s69jev98 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s69jev98 Search vendor "Nxp" for product "Lpc55s69jev98" | 1b Search vendor "Nxp" for product "Lpc55s69jev98" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpcs66jev98 Firmware Search vendor "Nxp" for product "Lpcs66jev98 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpcs66jev98 Search vendor "Nxp" for product "Lpcs66jev98" | 0a Search vendor "Nxp" for product "Lpcs66jev98" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpcs66jev98 Firmware Search vendor "Nxp" for product "Lpcs66jev98 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpcs66jev98 Search vendor "Nxp" for product "Lpcs66jev98" | 1b Search vendor "Nxp" for product "Lpcs66jev98" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s69jbd64 Firmware Search vendor "Nxp" for product "Lpc55s69jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s69jbd64 Search vendor "Nxp" for product "Lpc55s69jbd64" | 0a Search vendor "Nxp" for product "Lpc55s69jbd64" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s69jbd64 Firmware Search vendor "Nxp" for product "Lpc55s69jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s69jbd64 Search vendor "Nxp" for product "Lpc55s69jbd64" | 1b Search vendor "Nxp" for product "Lpc55s69jbd64" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpcs66jbd64 Firmware Search vendor "Nxp" for product "Lpcs66jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpcs66jbd64 Search vendor "Nxp" for product "Lpcs66jbd64" | 0a Search vendor "Nxp" for product "Lpcs66jbd64" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpcs66jbd64 Firmware Search vendor "Nxp" for product "Lpcs66jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpcs66jbd64 Search vendor "Nxp" for product "Lpcs66jbd64" | 1b Search vendor "Nxp" for product "Lpcs66jbd64" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | I.mx Rt500 Firmware Search vendor "Nxp" for product "I.mx Rt500 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | I.mx Rt500 Search vendor "Nxp" for product "I.mx Rt500" | b1 Search vendor "Nxp" for product "I.mx Rt500" and version "b1" | - |
Safe
|
| Nxp Search vendor "Nxp" | I.mx Rt500 Firmware Search vendor "Nxp" for product "I.mx Rt500 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | I.mx Rt500 Search vendor "Nxp" for product "I.mx Rt500" | b2 Search vendor "Nxp" for product "I.mx Rt500" and version "b2" | - |
Safe
|
| Nxp Search vendor "Nxp" | I.mx Rt600 Firmware Search vendor "Nxp" for product "I.mx Rt600 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | I.mx Rt600 Search vendor "Nxp" for product "I.mx Rt600" | a0 Search vendor "Nxp" for product "I.mx Rt600" and version "a0" | - |
Safe
|
| Nxp Search vendor "Nxp" | I.mx Rt600 Firmware Search vendor "Nxp" for product "I.mx Rt600 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | I.mx Rt600 Search vendor "Nxp" for product "I.mx Rt600" | b0 Search vendor "Nxp" for product "I.mx Rt600" and version "b0" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s28 Firmware Search vendor "Nxp" for product "Lpc55s28 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s28 Search vendor "Nxp" for product "Lpc55s28" | 0a Search vendor "Nxp" for product "Lpc55s28" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s28 Firmware Search vendor "Nxp" for product "Lpc55s28 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s28 Search vendor "Nxp" for product "Lpc55s28" | 1b Search vendor "Nxp" for product "Lpc55s28" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s26 Firmware Search vendor "Nxp" for product "Lpc55s26 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s26 Search vendor "Nxp" for product "Lpc55s26" | 0a Search vendor "Nxp" for product "Lpc55s26" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s26 Firmware Search vendor "Nxp" for product "Lpc55s26 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s26 Search vendor "Nxp" for product "Lpc55s26" | 1b Search vendor "Nxp" for product "Lpc55s26" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5528 Firmware Search vendor "Nxp" for product "Lpc5528 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5528 Search vendor "Nxp" for product "Lpc5528" | 0a Search vendor "Nxp" for product "Lpc5528" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5528 Firmware Search vendor "Nxp" for product "Lpc5528 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5528 Search vendor "Nxp" for product "Lpc5528" | 1b Search vendor "Nxp" for product "Lpc5528" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5526 Firmware Search vendor "Nxp" for product "Lpc5526 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5526 Search vendor "Nxp" for product "Lpc5526" | 0a Search vendor "Nxp" for product "Lpc5526" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5526 Firmware Search vendor "Nxp" for product "Lpc5526 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5526 Search vendor "Nxp" for product "Lpc5526" | 1b Search vendor "Nxp" for product "Lpc5526" and version "1b" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s16jbd100 Firmware Search vendor "Nxp" for product "Lpc55s16jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s16jbd100 Search vendor "Nxp" for product "Lpc55s16jbd100" | 0a Search vendor "Nxp" for product "Lpc55s16jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s16jev98 Firmware Search vendor "Nxp" for product "Lpc55s16jev98 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s16jev98 Search vendor "Nxp" for product "Lpc55s16jev98" | 0a Search vendor "Nxp" for product "Lpc55s16jev98" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s16jbd64 Firmware Search vendor "Nxp" for product "Lpc55s16jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s16jbd64 Search vendor "Nxp" for product "Lpc55s16jbd64" | 0a Search vendor "Nxp" for product "Lpc55s16jbd64" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s14jbd100 Firmware Search vendor "Nxp" for product "Lpc55s14jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s14jbd100 Search vendor "Nxp" for product "Lpc55s14jbd100" | 0a Search vendor "Nxp" for product "Lpc55s14jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc55s14jbd64 Firmware Search vendor "Nxp" for product "Lpc55s14jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc55s14jbd64 Search vendor "Nxp" for product "Lpc55s14jbd64" | 0a Search vendor "Nxp" for product "Lpc55s14jbd64" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5516jbd100 Firmware Search vendor "Nxp" for product "Lpc5516jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5516jbd100 Search vendor "Nxp" for product "Lpc5516jbd100" | 0a Search vendor "Nxp" for product "Lpc5516jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5516jev98 Firmware Search vendor "Nxp" for product "Lpc5516jev98 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5516jev98 Search vendor "Nxp" for product "Lpc5516jev98" | 0a Search vendor "Nxp" for product "Lpc5516jev98" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5516jbd64 Firmware Search vendor "Nxp" for product "Lpc5516jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5516jbd64 Search vendor "Nxp" for product "Lpc5516jbd64" | 0a Search vendor "Nxp" for product "Lpc5516jbd64" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5514jbd100 Firmware Search vendor "Nxp" for product "Lpc5514jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5514jbd100 Search vendor "Nxp" for product "Lpc5514jbd100" | 0a Search vendor "Nxp" for product "Lpc5514jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5514jbd64 Firmware Search vendor "Nxp" for product "Lpc5514jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5514jbd64 Search vendor "Nxp" for product "Lpc5514jbd64" | 0a Search vendor "Nxp" for product "Lpc5514jbd64" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5512jbd100 Firmware Search vendor "Nxp" for product "Lpc5512jbd100 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5512jbd100 Search vendor "Nxp" for product "Lpc5512jbd100" | 0a Search vendor "Nxp" for product "Lpc5512jbd100" and version "0a" | - |
Safe
|
| Nxp Search vendor "Nxp" | Lpc5512jbd64 Firmware Search vendor "Nxp" for product "Lpc5512jbd64 Firmware" | - | - |
Affected
| in | Nxp Search vendor "Nxp" | Lpc5512jbd64 Search vendor "Nxp" for product "Lpc5512jbd64" | 0a Search vendor "Nxp" for product "Lpc5512jbd64" and version "0a" | - |
Safe
|