CVE-2021-29937
CRITICALCVSS 9.8/10EPSS 1.36%
Last modified
CVE-2021-29937 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in the telemetry crate through 2021-02-17 for Rust. There is a drop of uninitialized memory if a value.clone() call panics within misc::vec_with_size().. EPSS estimates a 1.36% chance of exploitation in the next 30 days.
Description
An issue was discovered in the telemetry crate through 2021-02-17 for Rust. There is a drop of uninitialized memory if a value.clone() call panics within misc::vec_with_size().
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 |
|---|---|---|
| Telemetry Project | Telemetry | <= 2021-02-17 |
References
- https://rustsec.org/advisories/RUSTSEC-2021-0046.htmlExploit, Vendor Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0046.htmlExploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-29937?
An issue was discovered in the telemetry crate through 2021-02-17 for Rust. There is a drop of uninitialized memory if a value.clone() call panics within misc::vec_with_size().
How severe is CVE-2021-29937?
CVE-2021-29937 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.36% probability of exploitation in the next 30 days.
How do I fix CVE-2021-29937?
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.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2021-29937?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST