CVE-2021-45700
HIGHCVSS 7.5/10EPSS 1.09%
Last modified
CVE-2021-45700 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in the ckb crate before 0.40.0 for Rust. Attackers can cause a denial of service (Nervos CKB blockchain node crash) via a dead call that is used as a DepGroup.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.
Description
An issue was discovered in the ckb crate before 0.40.0 for Rust. Attackers can cause a denial of service (Nervos CKB blockchain node crash) via a dead call that is used as a DepGroup.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nervos | Ckb | < 0.40.0 |
References
- https://rustsec.org/advisories/RUSTSEC-2021-0109.htmlThird Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0109.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45700?
An issue was discovered in the ckb crate before 0.40.0 for Rust. Attackers can cause a denial of service (Nervos CKB blockchain node crash) via a dead call that is used as a DepGroup.
How severe is CVE-2021-45700?
CVE-2021-45700 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.09% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45700?
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.
Are you affected by CVE-2021-45700?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST