CVE-2021-41122
MEDIUMCVSS 4.3/10EPSS 0.78%
Last modified
CVE-2021-41122 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly validate the bounds of decimal arguments. EPSS estimates a 0.78% chance of exploitation in the next 30 days.
Description
Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly validate the bounds of decimal arguments. The can lead to logic errors. This issue has been resolved in version 0.3.0.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vyperlang | Vyper | < 0.3.0 |
References
- https://github.com/vyperlang/vyper/pull/2447Third Party Advisory
- https://github.com/vyperlang/vyper/security/advisories/GHSA-c7pr-343r-5c46Exploit, Third Party Advisory
- https://github.com/vyperlang/vyper/pull/2447Third Party Advisory
- https://github.com/vyperlang/vyper/security/advisories/GHSA-c7pr-343r-5c46Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-41122?
Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly validate the bounds of decimal arguments. The can lead to logic errors. This issue has been resolved in version 0.3.0.
How severe is CVE-2021-41122?
CVE-2021-41122 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.
How do I fix CVE-2021-41122?
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-2021-41122?
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Scan your code nowSource: NVD / NIST