CVE Database


Impact: Moderate
Public: 2014-01-06
CWE: CWE-476
Bugzilla: 1049058: CVE-2013-4353 openssl: client NULL dereference crash on malformed handshake packets
IAVA: 2014-A-0062


The MITRE CVE dictionary describes this issue as:

The ssl3_take_mac function in ssl/s3_both.c in OpenSSL 1.0.1 before 1.0.1f allows remote TLS servers to cause a denial of service (NULL pointer dereference and application crash) via a crafted Next Protocol Negotiation record in a TLS handshake.

Find out more about CVE-2013-4353 from the MITRE CVE dictionary and NIST NVD.


This issue did not affect the versions of openssl as shipped with Red Hat Enterprise Linux 5 and earlier.

CVSS v2 metrics

Base Score: 4.3
Base Metrics: AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) RHSA-2014:0041 January 21, 2014
RHEV-M for Servers (spice-client-msi) RHSA-2014:0416 April 17, 2014
Red Hat Enterprise Linux version 6 (openssl) RHSA-2014:0015 January 08, 2014

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.