Denial of service in OpenSSL - CVE-2016-6304

 

Denial of service in OpenSSL - CVE-2016-6304

Published: October 10, 2016


Vulnerability identifier: #VU819
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-6304
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: OpenSSL Software Foundation
Affected software:
OpenSSL

Detailed vulnerability description

The vulnerability allows a remote unauthenticated user to cause DoS conditions on the target system.
The weakness is due to insufficient validation of input length. By sending messages with excessive length attackers can cause resource exhaustion that leads to denial of service
Successful exploitation of the vulnerability allows a malicious user to trigger the vulnerable service to deny.

How to mitigate CVE-2016-6304

Update 1.1.0 to version 1.1.0a.
Update 1.0.2 to version 1.0.2i.
Update 1.0.1 to version 1.0.1u.


Sources