Vulnerability Description
The ECDSA operation of the micro-ecc library 1.0 is vulnerable to simple power analysis attacks which allows an adversary to extract the private ECC key.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Micro-Ecc Project | Micro-Ecc | 1.0 |
References
- https://eprint.iacr.org/2021/640Third Party Advisory
- https://github.com/kmackay/micro-ecc/commit/1b5f5cea5145c96dd8791b9b2c41424fc74cPatchThird Party Advisory
- https://github.com/kmackay/micro-ecc/releasesThird Party Advisory
- https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/secuThird Party Advisory
- https://www.aisec.fraunhofer.de/en/FirmwareProtection.htmlThird Party Advisory
- https://eprint.iacr.org/2021/640Third Party Advisory
- https://github.com/kmackay/micro-ecc/commit/1b5f5cea5145c96dd8791b9b2c41424fc74cPatchThird Party Advisory
- https://github.com/kmackay/micro-ecc/releasesThird Party Advisory
- https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/secuThird Party Advisory
- https://www.aisec.fraunhofer.de/en/FirmwareProtection.htmlThird Party Advisory
FAQ
What is CVE-2020-27209?
CVE-2020-27209 is a vulnerability with a CVSS score of 7.5 (HIGH). The ECDSA operation of the micro-ecc library 1.0 is vulnerable to simple power analysis attacks which allows an adversary to extract the private ECC key.
How severe is CVE-2020-27209?
CVE-2020-27209 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-27209?
Check the references section above for vendor advisories and patch information. Affected products include: Micro-Ecc Project Micro-Ecc.