Description
wolfSSL (formerly CyaSSL) before 3.6.8 allows remote attackers to cause a denial of service (resource consumption or traffic amplification) via a crafted DTLS cookie in a ClientHello message.
Metrics
CVSS 3.0 7.5/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://wolfssl.com/wolfSSL/Docs-wolfssl-changelog.html
- https://github.com/IAIK/wolfSSL-DoSExploit
- https://wolfssl.com/wolfSSL/Blog/Entries/2015/9/17_Two_Vulnerabilities_Recently_Found%2C_An_Attack_on_RSA_using_CRT_and_DoS_Vulnerability_With_DTLS.htmlExploit, Vendor Advisory
- http://wolfssl.com/wolfSSL/Docs-wolfssl-changelog.html
- https://github.com/IAIK/wolfSSL-DoSExploit
- https://wolfssl.com/wolfSSL/Blog/Entries/2015/9/17_Two_Vulnerabilities_Recently_Found%2C_An_Attack_on_RSA_using_CRT_and_DoS_Vulnerability_With_DTLS.htmlExploit, Vendor Advisory
Timeline
- Published
- Jan 22, 2016
- Last modified
- Jun 17, 2026
- NVD status
- Modified