What is CVE-2020-36220?

An issue was discovered in the va-ts crate before 0.0.4 for Rust. Because Demuxer omits a required T: Send bound, a data race and memory corruption can occur.

How severe is CVE-2020-36220?

CVE-2020-36220 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-36220 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36220?

CVE-2020-36220 affects Va-ts Project Va-ts. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-36220?

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

When was CVE-2020-36220 published?

CVE-2020-36220 was published on 2021-01-26 and last updated on 2026-06-17.

CVE-2020-36220

CVE-2020-36220 is a medium-severity vulnerability in Va-ts Project Va-ts with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-662.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-662
Affected product: Va-ts Project Va-ts
Published: 2021-01-26
Last modified: 2026-06-17

Description

An issue was discovered in the va-ts crate before 0.0.4 for Rust. Because Demuxer<T> omits a required T: Send bound, a data race and memory corruption can occur.

Frequently asked questions

What is CVE-2020-36220?: An issue was discovered in the va-ts crate before 0.0.4 for Rust. Because Demuxer<T> omits a required T: Send bound, a data race and memory corruption can occur.
How severe is CVE-2020-36220?: CVE-2020-36220 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-36220 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36220?: CVE-2020-36220 affects Va-ts Project Va-ts. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-36220?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-36220 published?: CVE-2020-36220 was published on 2021-01-26 and last updated on 2026-06-17.

References

https://rustsec.org/advisories/RUSTSEC-2020-0114.html

Affected products (1)

cpe:2.3:a:va-ts_project:va-ts:*:*:*:*:*:rust:*:*

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