How severe is CVE-2020-35915?

CVE-2020-35915 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-35915 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-35915?

CVE-2020-35915 affects Futures-intrusive Project Futures-intrusive. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-35915?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-35915 published?

CVE-2020-35915 was published on 2020-12-31 and last updated on 2026-06-17.

CVE-2020-35915

CVE-2020-35915 is a medium-severity vulnerability in Futures-intrusive Project Futures-intrusive with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Futures-intrusive Project Futures-intrusive
Published: 2020-12-31
Last modified: 2026-06-17

Description

An issue was discovered in the futures-intrusive crate before 0.4.0 for Rust. GenericMutexGuard allows cross-thread data races of non-Sync types.

Frequently asked questions

What is CVE-2020-35915?: An issue was discovered in the futures-intrusive crate before 0.4.0 for Rust. GenericMutexGuard allows cross-thread data races of non-Sync types.
How severe is CVE-2020-35915?: CVE-2020-35915 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-35915 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35915?: CVE-2020-35915 affects Futures-intrusive Project Futures-intrusive. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35915?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-35915 published?: CVE-2020-35915 was published on 2020-12-31 and last updated on 2026-06-17.

References

https://rustsec.org/advisories/RUSTSEC-2020-0072.html

Affected products (1)

cpe:2.3:a:futures-intrusive_project:futures-intrusive:*:*:*:*:*:rust:*:*