CVE-2021-24116
low-risk
Published 2021-07-14
In wolfSSL through 4.6.0, 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.
Do I need to act?
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0.25% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.9/10
Medium
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (4)
Release Notes
https://github.com/wolfSSL/wolfssl/releases
Release Notes
https://github.com/wolfSSL/wolfssl/releases
26
/ 100
low-risk
Severity
20/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal