CVE Catalog

CVE-2017-20283

MediumCVSS 6.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.19%

67th percentile - higher than 67% of all known CVEs

Summary

Out-of-bounds write vulnerability in the RTCS UDP recvfrom() implementation in NXP MQX Classic before version 5.0. Improper enforcement of the receive buffer length may allow a crafted UDP packet to overflow the buffer, leading to memory corruption or denial of service.

Risk Assessment

Risk includes memory corruption or denial of service, potentially affecting stability of embedded systems using MQX.

Recommendation

Upgrade NXP MQX Classic to version 5.0 or later. Restrict access to UDP services to trusted sources.

Related vulnerabilities

Original NVD description (English source)

NXP MQX Classic before 5.0 contains an out-of-bounds write vulnerability in the RTCS UDP recvfrom() implementation. Improper enforcement of the application-supplied receive buffer length may allow a crafted UDP packet to overflow the destination buffer, resulting in memory corruption, or denial of service.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS