High severity8.1NVD Advisory· Published Aug 8, 2021· Updated Jun 17, 2026
CVE-2020-36444
CVE-2020-36444
Description
An issue was discovered in the async-coap crate through 2020-12-08 for Rust. Send and Sync are implemented for ArcGuard<RC, T> without trait bounds on RC.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
async-coapcrates.io | <= 0.1.0 | — |
Affected products
3- cpe:2.3:a:async-coap_project:async-coap:*:*:*:*:*:rust:*:*Range: <=2020-12-08
- Rust/async-coapdescription
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-9j8q-m9x5-9g6jghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2020-36444ghsaADVISORY
- raw.githubusercontent.com/rustsec/advisory-db/main/crates/async-coap/RUSTSEC-2020-0124.mdnvdThird Party AdvisoryWEB
- rustsec.org/advisories/RUSTSEC-2020-0124.htmlnvdThird Party AdvisoryWEB
- github.com/google/rust-async-coap/issues/33ghsaWEB
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