CVE-2016-6308

HIGH

Description

statem/statem_dtls.c in the DTLS implementation in OpenSSL 1.1.0 before 1.1.0a allocates memory before checking for an excessive length, which might allow remote attackers to cause a denial of service (memory consumption) via crafted DTLS messages.

References

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759

http://www-01.ibm.com/support/docview.wss?uid=swg21995039

http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html

http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html

http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html

http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html

http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

http://www.securityfocus.com/bid/93151

http://www.securitytracker.com/id/1036885

https://bto.bluecoat.com/security-advisory/sa132

https://git.openssl.org/?p=openssl.git;a=commit;h=df6b5e29ffea2d5a3e08de92fb765fdb21c7a21e

https://www.openssl.org/news/secadv/20160922.txt

https://www.tenable.com/security/tns-2016-16

https://www.tenable.com/security/tns-2016-20

https://www.tenable.com/security/tns-2016-21

Details

Source: MITRE

Published: 2016-09-26

Modified: 2018-04-20

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 7.1

Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:C)

Impact Score: 6.9

Exploitability Score: 8.6

Severity: HIGH

CVSS v3.0

Base Score: 5.9

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

Impact Score: 3.6

Exploitability Score: 2.2

Severity: MEDIUM