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CVE-2020-35923

18
FAUCET Score

CVE-2020-35923 is a vulnerability in the Rust ordered-float crate (versions before 1.1.1 and 2.x before 2.0.1) where a NotNan value can incorrectly contain a NaN. This local vulnerability has a medium severity CVSS score of 5.5, indicating a potential for high availability impact with low attack complexity and no user interaction required. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.2.2, < 1.1.1CPE matchmatch criteria
cpe:2.3:a:ordered-float_project:ordered-float:*:*:*:*:*:*:*:*
>= 2.0.0, < 2.0.1CPE matchmatch criteria
cpe:2.3:a:ordered-float_project:ordered-float:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 87th percentile among its peer group of 15,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

rustpatch availablevia ghsa
Product: ordered-floatFixed in: 2.0.1
rustpatch availablevia ghsa
Product: ordered-floatFixed in: 1.1.1

Vendor Advisories (1)

rustGHSA-566x-hhrf-qf8mmedium

ordered_float:NotNan may contain NaN after panic in assignment operators

Aug 25, 2021

References

rustsec.org / advisories/RUSTSEC-2020-0082.html
ExploitThird Party Advisory