Information disclosure in MatrixSSL - CVE-2017-2782

 

Information disclosure in MatrixSSL - CVE-2017-2782

Published: June 26, 2017


Vulnerability identifier: #VU7198
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-2782
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: InsideSecure
Affected software:
MatrixSSL

Detailed vulnerability description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The vulnerability exists in the X509 certificate parsing functionality of InsideSecure MatrixSSL due to length counter overflow. A remote attacker can supply a specially crafted x509 certificate when initiating secure connection, perform out of bounds copy operation, trigger memory leak and read arbitrary files.

Successful exploitation of the vulnerability results in information disclosure.


How to mitigate CVE-2017-2782

Update to version 3.9.3.

Sources