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CVE-2017-2780

Published: 22 June 2017

An exploitable heap buffer overflow vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL 3.8.7b. A specially crafted x509 certificate can cause a buffer overflow on the heap resulting in remote code execution. To trigger this vulnerability, a specially crafted x509 certificate must be presented to the vulnerable client or server application when initiating secure connection.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
matrixssl
Launchpad, Ubuntu, Debian
trusty Does not exist
(trusty was needed)
upstream Needed

xenial Does not exist

yakkety Does not exist

zesty Does not exist

artful Does not exist

bionic Does not exist

cosmic Does not exist

disco Does not exist

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H