#VU11536 Resource management error in OpenSSL


Published: 2018-04-04

Vulnerability identifier: #VU11536

Vulnerability risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2014-3470

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenSSL
Server applications / Encryption 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 an error when processing ECDH ciphersuites in TLS clients. A remote attacker can send a specially crafted response to vulnerable OpenSSL client and cause the application to crash.


Mitigation
Update to version 0.9.8za, 1.0.0m or 1.0.1h.

Vulnerable software versions

OpenSSL: 0.9.8 - 0.9.8z, 1.0.0 - 1.0.0l, 1.0.1 - 1.0.1g


External links
http://www.openssl.org/news/secadv/20140605.txt


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability