CVE-2020-35927 json
Data races in thex
published 5y ago modified 4mo ago also GHSA-j42v-6wpm-r847 , RUSTSEC-2020-0090 , EUVD-2021-1766
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
An issue was discovered in the thex crate through 2020-12-08 for Rust. Thex<T> allows cross-thread data races of non-Send types.
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Check with FencerExploit prediction
0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
| OSV | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| GitHub | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| crates.io | thex | <=0.1.0 >=0.0.0-0 |
no fix listed |
Classification
- Weakness
-
- CWE-662 Improper Synchronization
References
-
rustsec.org
/advisories/RUSTSEC-2020-0090.html
web, third-party-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-35927
advisory
-
crates.io
/crates/thex
package
Sources
- CVE List CVE-2020-35927
- GitHub Advisory GHSA-j42v-6wpm-r847
- NVD CVE-2020-35927
- OSV RUSTSEC-2020-0090
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.