ASA-202107-27 log generated external raw
[ASA-202107-27] mbedtls: information disclosure |
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Arch Linux Security Advisory ASA-202107-27
==========================================
Severity: Medium
Date : 2021-07-14
CVE-ID : CVE-2021-24119
Package : mbedtls
Type : information disclosure
Remote : No
Link : https://security.archlinux.org/AVG-2153
Summary
=======
The package mbedtls before version 2.26.0-1 is vulnerable to
information disclosure.
Resolution
==========
Upgrade to 2.26.0-1.
# pacman -Syu "mbedtls>=2.26.0-1"
The problem has been fixed upstream in version 2.26.0.
Workaround
==========
None.
Description
===========
In Trusted Firmware Mbed TLS before version 2.26.0, 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.
Impact
======
A local attacker could disclose secret RSA keys through a side-channel
attack.
References
==========
https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md#vulnerability-information-for-cve-2021-24119
https://github.com/ARMmbed/mbedtls/commit/0544d49330b9b12b244a54c9ff145d55c45f1aaf
https://security.archlinux.org/CVE-2021-24119
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