CVE-2023-44273

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.22%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://verichains.io product
https://github.com/Consensys/gnark-crypto/releases release notes
https://github.com/Consensys/gnark-crypto/pull/449 patch

Frequently Asked Questions

What is the severity of CVE-2023-44273?
CVE-2023-44273 has been scored as a critical severity vulnerability.
How to fix CVE-2023-44273?
To fix CVE-2023-44273, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-44273 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-44273 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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