CVE-2021-24117
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…
Does this matter?
Lower severity and a low EPSS score (2.22%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 4.9 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.22% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-203
- Affected
- apache/teaclave sgx sdk
- Source
- cve@mitre.org
References
- https://docs.rs/crate/sgx_tstd/1.1.1Product, Third Party Advisory
- https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.mdPatch, Third Party Advisory
- https://github.com/dingelish/rust-base64/commit/a554b7ae880553db6dde8a387101a093911d5b2aIssue Tracking, Patch, Third Party Advisory
- https://docs.rs/crate/sgx_tstd/1.1.1Product, Third Party Advisory
- https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.mdPatch, Third Party Advisory
- https://github.com/dingelish/rust-base64/commit/a554b7ae880553db6dde8a387101a093911d5b2aIssue Tracking, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.