Apple MacOS X up to 10.10.2 OpenSSL s23_srvr.c ssl23_get_client_hello null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple MacOS X up to 10.10.2. This impacts the function ssl23_get_client_hello of the file s23_srvr.c of the component OpenSSL. This manipulation causes null pointer dereference. This vulnerability appears as CVE-2014-3569. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple MacOS X up to 10.10.2 (Operating System). It has been declared as critical. Affected by this vulnerability is the function ssl23_get_client_hello of the file s23_srvr.c of the component OpenSSL. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 04/08/2015 by Frank Schmirler as HT204659 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2014-3569 since 05/14/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The advisory points out:

Multiple vulnerabilities existed in OpenSSL 0.9.8zc, including one that may allow an attacker to intercept connections to a server that supports export-grade ciphers. These issues were addressed by updating OpenSSL to version 0.9.8zd.

The vulnerability scanner Nessus provides a plugin with the ID 83526 (Apache Tomcat 7.0.x < 7.0.60 Multiple Vulnerabilities (FREAK)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Web Servers and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 185099 (HP-UX Running OpenSSL Multiple Vulnerabilities (HPSBUX03244)).

Upgrading to version 10.10.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (83526), SecurityFocus (BID 71934†) and SecurityTracker (ID 1032048†). See VDB-68514, VDB-68516, VDB-68517 and VDB-68518 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Support

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 83526
Nessus Name: Apache Tomcat 7.0.x < 7.0.60 Multiple Vulnerabilities (FREAK)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 61779
OpenVAS Name: SuSE Update for libopenssl0_9_8 openSUSE-SU-2016:0640-1 (libopenssl0_9_8)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: MacOS X 10.10.3
Patch: 392fa7a952e97d82eac6958c81ed1e256e6b8ca5

Timelineinfo

05/14/2014 🔍
10/17/2014 +156 days 🔍
12/24/2014 +68 days 🔍
04/08/2015 +105 days 🔍
04/08/2015 +0 days 🔍
04/08/2015 +0 days 🔍
04/10/2015 +2 days 🔍
05/19/2015 +39 days 🔍
09/22/2022 +2683 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT204659
Researcher: Frank Schmirler
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-3569 (🔍)
GCVE (CVE): GCVE-0-2014-3569
GCVE (VulDB): GCVE-100-74743

OVAL: 🔍

SecurityFocus: 71934 - OpenSSL 'ssl23_get_client_hello()' Function NULL Pointer Dereference Denial of Service Vulnerability
SecurityTracker: 1032048

scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 04/10/2015 10:22
Updated: 09/22/2022 15:59
Changes: 04/10/2015 10:22 (69), 05/03/2019 06:26 (12), 05/03/2022 13:17 (5), 09/22/2022 15:59 (1)
Complete: 🔍
Cache ID: 216:A28:103

Be aware that VulDB is the high quality source for vulnerability data.

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