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Observable Discrepancy

CVE-2024-33851

Medium
5.9/10

Summary

The package paragonie/phpecc versions prior to 2.0.1 are vulnerable to branch-based timing leak in Point addition. (This is related to phpecc/phpecc on GitHub, and the Matyas Danter ECC library). This issue also affects all versions of mdanter/ecc.

  • HIGH
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-203 - Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References

Advisory Timeline

  • Published