CVE-2023-44273
CRITICALCVSS 9.8/10EPSS 0.84%
Last modified
CVE-2023-44273 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Consensys gnark-crypto through 0.11.2 allows Signature Malleability. This occurs because deserialisation of EdDSA and ECDSA signatures does not ensure that the data is in a certain interval.. EPSS estimates a 0.84% chance of exploitation in the next 30 days.
Description
Consensys gnark-crypto through 0.11.2 allows Signature Malleability. This occurs because deserialisation of EdDSA and ECDSA signatures does not ensure that the data is in a certain interval.
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 |
|---|---|---|
| Consensys | Gnark-Crypto | < 0.12.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-44273?
Consensys gnark-crypto through 0.11.2 allows Signature Malleability. This occurs because deserialisation of EdDSA and ECDSA signatures does not ensure that the data is in a certain interval.
How severe is CVE-2023-44273?
CVE-2023-44273 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.84% probability of exploitation in the next 30 days.
How do I fix CVE-2023-44273?
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-2023-44273?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST