CVE-2020-36459
Data races in dces
An issue was discovered in the dces crate through 2020-12-09 for Rust. The World type is marked as Send but lacks bounds on its EntityStore and ComponentStore.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in the dces crate through 2020-12-09 for Rust. The World type is marked as Send but lacks bounds on its EntityStore and ComponentStore.
- Record
CVE-2020-36459- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-77
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in the dces crate through 2020-12-09 for Rust. The World type is marked as Send but lacks bounds on its EntityStore and ComponentStore.
- Record
CVE-2020-36459- Updated
- 2026-11-02
EUVDEUVD-2021-1763 No score
An issue was discovered in the dces crate through 2020-12-09 for Rust. The World type is marked as Send but lacks bounds on its EntityStore and ComponentStore.
- Record
EUVD-2021-1763- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hxw9-jxqw-jc8j
Data races in dces
An issue was discovered in the dces crate through 2020-12-09 for Rust. The World type is marked as Send but lacks bounds on its EntityStore and ComponentStore. This allows non-thread safe EntityStore and ComponentStores to be sent
across threads and cause data races.
- Record
GHSA-hxw9-jxqw-jc8j- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-77, CWE-362
- Updated
- 2026-11-02
OSVGHSA-hxw9-jxqw-jc8j
Data races in dces
An issue was discovered in the dces crate through 2020-12-09 for Rust. The World type is marked as Send but lacks bounds on its EntityStore and ComponentStore. This allows non-thread safe EntityStore and ComponentStores to be sent
across threads and cause data races.
- Record
GHSA-hxw9-jxqw-jc8j- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-362, CWE-77
- Updated
- 2026-11-02
OSVRUSTSEC-2020-0139
dces' World type can cause data races
The World type in dces is marked as Send without bounds on its
EntityStore and ComponentStore.
This allows non-thread safe EntityStore and ComponentStores to be sent
across threads and cause data races.
- Record
RUSTSEC-2020-0139- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-36459 is a high vulnerability (CVSS 8.1) in Dces Project Dces, published December 9, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.10%, the 65th percentile. No source names a fixed version.
References
rustsec.org/advisories/RUSTSEC-2020-0139.html
raw.githubusercontent.com/rustsec/advisory-db/main/crates/dces/RUSTSEC-2020-0139.md
nvd.nist.gov/vuln/detail/CVE-2020-36459
gitlab.redox-os.org/redox-os/dces-rust/-/issues/8
github.com/advisories/GHSA-hxw9-jxqw-jc8j
crates.io/crates/dces