CVE-2020-36177: Critical severity wolfssl wolfmqtt vulnerability
Published Jan 6, 2021
·Updated
RsaPadPSS in wolfcrypt/src/rsa.c in wolfSSL before 4.6.0 has an out-of-bounds write for certain relationships between key size and digest size.
Affected Software
1 affected component
wolfSSL wolfssl<4.6.0
Remediation
Patch Available
Event History
Jan 6, 2021
CVE Published
via MITRE·03:54 PM
Data Sourced
via MITRE·03:54 PM
Description
Frequently Asked Questions
1
What is CVE-2020-36177?
CVE-2020-36177 is a vulnerability in wolfSSL before version 4.6.0 that allows an out-of-bounds write in RsaPad_PSS function.
2
What is the severity of CVE-2020-36177?
The severity of CVE-2020-36177 is critical (CVSS score: 9.8).
3
How does CVE-2020-36177 affect wolfSSL?
CVE-2020-36177 affects wolfSSL versions up to but excluding 4.6.0.
4
How can I fix CVE-2020-36177?
To fix CVE-2020-36177, update wolfSSL to version 4.6.0 or newer.