VULNERABILITY INTELLIGENCE

CVE-2021-24117

CVSS score4.9 MEDIUM

EPSS probability2.22%

CISA KEVNot currently listed

Published2021-07-14

Last modified2026-06-17

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

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.

Weakness classification

nvd@nist.gov: CWE-203

Primary references

cve@mitre.org — Product, Third Party Advisory
cve@mitre.org — Patch, Third Party Advisory
cve@mitre.org — Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Product, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Third Party Advisory