CVE-2015-6925

7.5 HIGH

Published: January 22, 2016 Modified: May 06, 2026

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://wolfssl.com/wolfSSL/Docs-wolfssl-changelog.html

Source: cve@mitre.org

https://github.com/IAIK/wolfSSL-DoS

Source: cve@mitre.org

Exploit

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.html

Source: cve@mitre.org

Exploit Vendor Advisory

http://wolfssl.com/wolfSSL/Docs-wolfssl-changelog.html

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/IAIK/wolfSSL-DoS

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit

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.html

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit Vendor Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.9%

76th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

wolfssl

Related CVEs