Vulnerability Description
A specially crafted x509 certificate can cause a single out of bounds byte overwrite in wolfSSL through 3.10.2 resulting in potential certificate validation vulnerabilities, denial of service and possible remote code execution. In order to trigger this vulnerability, the attacker needs to supply a malicious x509 certificate to either a server or a client application using this library.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wolfssl | Wolfssl | <= 3.10.2 |
Related Weaknesses (CWE)
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2017-0293ExploitThird Party Advisory
- https://www.exploit-db.com/exploits/41984/ExploitThird Party AdvisoryVDB Entry
- https://talosintelligence.com/vulnerability_reports/TALOS-2017-0293ExploitThird Party Advisory
- https://www.exploit-db.com/exploits/41984/ExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2017-2800?
CVE-2017-2800 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A specially crafted x509 certificate can cause a single out of bounds byte overwrite in wolfSSL through 3.10.2 resulting in potential certificate validation vulnerabilities, denial of service and poss...
How severe is CVE-2017-2800?
CVE-2017-2800 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-2800?
Check the references section above for vendor advisories and patch information. Affected products include: Wolfssl Wolfssl.