CVE-2021-37155
First published: Wed Jul 21 2021(Updated: )
wolfSSL 4.6.x through 4.7.x before 4.8.0 does not produce a failure outcome when the serial number in an OCSP request differs from the serial number in the OCSP response.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| WolfSSL wolfssl | >=4.6.0<4.8.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2021-37155.
What is the affected software?
The affected software is wolfSSL version 4.6.x through 4.7.x before 4.8.0.
What is the severity of CVE-2021-37155?
The severity of CVE-2021-37155 is critical with a CVSS score of 9.8.
How does CVE-2021-37155 impact the system?
CVE-2021-37155 allows an attacker to bypass security measures by not producing a failure outcome when the serial number in an OCSP request differs from the serial number in the OCSP response.
How to fix CVE-2021-37155?
To fix CVE-2021-37155, update to wolfSSL version 4.8.0 or later.
- agent/references
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/severity
- agent/author
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/event
- agent/description
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/wolfssl
- canonical/wolfssl wolfssl
- version/wolfssl wolfssl/4.6.0