๐ CVE-2021-33560
๐ก Newskategorie: Sicherheitslรผcken
๐ Quelle: cvedetails.com
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. (There is also an interoperability problem because the selection of the k integer value does not properly consider the differences between basic ElGamal encryption and generalized ElGamal encryption.) This, for example, affects use of ElGamal in OpenPGP. (CVSS:0.0) (Last Update:2021-06-08) ...