CVE-2021-24117 Information

Description

In Apache Teaclave Rust SGX SDK 1.1.3 a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped especially Intel SGX.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Reference

https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md https://docs.rs/crate/sgx_tstd/1.1.1 https://github.com/dingelish/rust-base64/commit/a554b7ae880553db6dde8a387101a093911d5b2a

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

4.9