Use After Free in Heapless Project

CVE-2020-36464

An issue was discovered in the heapless crate before 0.6.1 for Rust. The IntoIter Clone implementation clones an entire underlying Vec without considering whether it has already been partially consumed.

Vulnerability class: Use-After-Free

EPSS: 0.012 (65.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-36464?
CVE-2020-36464 is a high-severity vulnerability in Heapless Project, classified under Use After Free. CVSS score: 7.5/10. Published 2021-08-08.
How severe is CVE-2020-36464?
High severity. CVSS v3 base score is 7.5 out of 10.