CVE-2020-35890 json
Double free in ordnung
published 2020-09-03 6 y ago modified 2026-06-17 4 mo ago also CVE-2020-35891 , GHSA-4wj3-p7hj-cvx8 , GHSA-qrwc-jxf5-g8x6 , RUSTSEC-2020-0038 , EUVD-2021-1850
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.4%
- EPSS 1.4% chance of exploitation in 30 days, percentile 72%
- public exploits
- 0
- none known
Summary
An issue was discovered in the ordnung crate through 2020-09-03 for Rust. compact::Vec violates memory safety via out-of-bounds access for large capacity.
Exploit prediction
1.41% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- rustsec.org https://rustsec.org/advisories/RUSTSEC-2020-0038.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| OSV | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| GitHub | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| crates.io | ordnung | <=0.0.1 >=0.0.0-0 |
no fix listed |
Classification
References
-
rustsec.org
/advisories/RUSTSEC-2020-0038.html
web, exploit, third-party-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-35891
advisory
-
github.com
/maciejhirsz/ordnung/issues/8
web, report
-
github.com
/maciejhirsz/ordnung
package
-
nvd.nist.gov
/vuln/detail/CVE-2020-35890
advisory
-
crates.io
/crates/ordnung
package
Sources
- CVE List CVE-2020-35890
- GitHub Advisory GHSA-4wj3-p7hj-cvx8
- GitHub Advisory GHSA-qrwc-jxf5-g8x6
- NVD CVE-2020-35890
- OSV RUSTSEC-2020-0038
Fencer Vulns 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.