CVE-2021-45681
HIGHCVSS 7.5/10EPSS 1.05%
Last modified
CVE-2021-45681 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in the derive-com-impl crate before 0.1.2 for Rust. An invalid reference (and memory corruption) can occur because AddRef might not be called before returning a pointer.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.
Description
An issue was discovered in the derive-com-impl crate before 0.1.2 for Rust. An invalid reference (and memory corruption) can occur because AddRef might not be called before returning a pointer.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Derive-Com-Impl Project | Derive-Com-Impl | < 0.1.2 |
References
- https://rustsec.org/advisories/RUSTSEC-2021-0083.htmlThird Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0083.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45681?
An issue was discovered in the derive-com-impl crate before 0.1.2 for Rust. An invalid reference (and memory corruption) can occur because AddRef might not be called before returning a pointer.
How severe is CVE-2021-45681?
CVE-2021-45681 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45681?
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.
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Are you affected by CVE-2021-45681?
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