Vulnerability · Published May 6, 2021 · Assigned by mitre
CVE-2021-31532
Medium 6.8
In plain English
A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 39% of all known vulnerabilities).
Severity (CVSS NVD)6.8Medium
Exploit odds (30 days)0.5%top 60.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
References
- https://www.nxp.com x_refsource_MISC
- https://oxide.computer/blog/lpc55/ x_refsource_MISC