#VU646 Resource exhaustion in OpenSSL - CVE-2016-6304

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Main Vulnerability Database Vulnerabilities #VU646

#VU646 Resource exhaustion in OpenSSL - CVE-2016-6304

Published: September 23, 2016 / Updated: October 6, 2022


Vulnerability identifier: #VU646
Vulnerability risk: Medium
CVSSv4.0: 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:Green
CVE-ID: CVE-2016-6304
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
OpenSSL
Software vendor:
OpenSSL Software Foundation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper resource management in OCSP stapling implementation in OpenSSL. A remote attacker can multiple requests with a large OCSP Status Request extension and consume all available memory on the system.


Remediation

Install update from vendor's website.

External links