FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

Mbed TLS -- Local side channel attack on RSA and static Diffie-Hellman

Affected packages
		mbedtls	<	2.16.8

Details

VuXML ID	bcdeb6d2-f02d-11ea-838a-0011d823eebd
Discovery	2020-09-01
Entry	2020-09-06

Manuel Pégourié-Gonnard reports:

An attacker with access to precise enough timing and memory access information (typically an untrusted operating system attacking a secure enclave such as SGX or the TrustZone secure world) can recover the private keys used in RSA or static (finite-field) Diffie-Hellman operations.

[source]

References

URL	https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-09-2