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CVE-2020-35915

18
FAUCET Score

CVE-2020-35915 describes a data race vulnerability in the futures-intrusive crate for Rust, specifically affecting versions prior to 0.4.0. The GenericMutexGuard component allows non-Sync types to be accessed concurrently across threads, leading to potential data corruption. With a CVSS score of 5.5 (Medium), this vulnerability requires local access and low privileges, impacting availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.4.0CPE matchmatch criteria
cpe:2.3:a:futures-intrusive_project:futures-intrusive:*:*:*:*:*:rust:*:*

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
0.37%
Probability of exploitation in next 30 days
EPSS Percentile
30.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 86th percentile among its peer group of 15,940 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 (1)

rustpatch availablevia ghsa
Product: futures-intrusiveFixed in: 0.4.0

Vendor Advisories (1)

rustGHSA-4hjg-cx88-g9f9medium

Data races in futures-intrusive

Aug 25, 2021

References

rustsec.org / advisories/RUSTSEC-2020-0072.html
ExploitThird Party Advisory