CVE-2020-12400

Summary

When converting coordinates from projective to affine, the modular inversion was not performed in constant time, resulting in a possible timing-based side channel attack. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 80affected
MozillaFirefox for Androidunspecified < 80affected

Weaknesses

  • P-384 and P-521 vulnerable to a side channel attack on modular inversion

ADP Enrichment

CVE Program Container

Additional References

References