Use After Free in Ordered-Float Project

CVE-2020-35923

An issue was discovered in the ordered-float crate before 1.1.1 and 2.x before 2.0.1 for Rust. A NotNan value can contain a NaN.

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-35923: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-35923?
CVE-2020-35923 is a medium-severity vulnerability in Ordered-Float Project, classified under Use After Free. CVSS score: 5.5/10. Published 2020-12-31.
How severe is CVE-2020-35923?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-35923 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.