CVE-2020-35903
MEDIUMCVSS 5.5/10EPSS 0.37%
Last modified
CVE-2020-35903 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered in the dync crate before 0.5.0 for Rust. VecCopy allows misaligned element access because u8 is not always the type in question.. EPSS estimates a 0.37% chance of exploitation in the next 30 days.
Description
An issue was discovered in the dync crate before 0.5.0 for Rust. VecCopy allows misaligned element access because u8 is not always the type in question.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dync Project | Dync | < 0.5.0 |
References
- https://rustsec.org/advisories/RUSTSEC-2020-0050.htmlExploit, Third Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2020-0050.htmlExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35903?
An issue was discovered in the dync crate before 0.5.0 for Rust. VecCopy allows misaligned element access because u8 is not always the type in question.
How severe is CVE-2020-35903?
CVE-2020-35903 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35903?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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- CVE-2020-35904An issue was discovered in the crossbeam-channel crate befor…5.5
- CVE-2020-35905An issue was discovered in the futures-util crate before 0.3…4.7
- CVE-2020-35906An issue was discovered in the futures-task crate before 0.3…7.8
- CVE-2020-35907An issue was discovered in the futures-task crate before 0.3…5.5
- CVE-2020-35908An issue was discovered in the futures-util crate before 0.3…5.5
- CVE-2020-35909An issue was discovered in the multihash crate before 0.11.3…7.5
Are you affected by CVE-2020-35903?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST