Security Advisory

CVE-2021-33560

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-06-08 00:00:00

Last updated 2025-12-03 14:39:10

Assigner mitre

State PUBLISHED

Description

Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately. This, for example, affects use of ElGamal in OpenPGP.

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