CVE-2020-35858
CRITICALCVSS 9.8/10EPSS 3.26%
Last modified
CVE-2020-35858 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in the prost crate before 0.6.1 for Rust. There is stack consumption via a crafted message, causing a denial of service (e.g., x86) or possibly remote code execution (e.g., ARM).. EPSS estimates a 3.26% chance of exploitation in the next 30 days.
Description
An issue was discovered in the prost crate before 0.6.1 for Rust. There is stack consumption via a crafted message, causing a denial of service (e.g., x86) or possibly remote code execution (e.g., ARM).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Prost Project | Prost | < 0.6.1 |
References
- https://rustsec.org/advisories/RUSTSEC-2020-0002.htmlExploit, Patch, Third Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2020-0002.htmlExploit, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35858?
An issue was discovered in the prost crate before 0.6.1 for Rust. There is stack consumption via a crafted message, causing a denial of service (e.g., x86) or possibly remote code execution (e.g., ARM).
How severe is CVE-2020-35858?
CVE-2020-35858 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.26% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35858?
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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Are you affected by CVE-2020-35858?
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