#VU11534 NULL pointer dereference in OpenSSL - CVE-2014-0198
Published: April 4, 2018
Vulnerability identifier: #VU11534
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2014-0198
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
OpenSSL
OpenSSL
Software vendor:
OpenSSL Software Foundation
OpenSSL Software Foundation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the in the do_ssl3_write() function in OpenSSL. A remote attacker can send a specially crafted request to vulnerable application and trigger denial of service attack.
Successful exploitation of the vulnerability requires that SSL_MODE_RELEASE_BUFFERS is enabled.
The vulnerability exists due to a NULL pointer dereference error in the in the do_ssl3_write() function in OpenSSL. A remote attacker can send a specially crafted request to vulnerable application and trigger denial of service attack.
Successful exploitation of the vulnerability requires that SSL_MODE_RELEASE_BUFFERS is enabled.
Remediation
Update to version 1.0.0m or 1.0.1h.