Apple Mac OS X up to 10.9.3 ASN.1 input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Mac OS X up to 10.9.3. It has been rated as problematic. This impacts an unknown function of the component ASN.1. The manipulation leads to input validation. This vulnerability is listed as CVE-2014-4443. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple Mac OS X up to 10.9.3 (Operating System). This issue affects an unknown function of the component ASN.1. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

Apple OS X before 10.10 allows remote attackers to cause a denial of service (NULL pointer dereference) via crafted ASN.1 data.

The weakness was presented 10/16/2014 with Coverity as HT6535 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2014-4443 since 06/20/2014. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 78550 (Mac OS X < 10.10 Multiple Vulnerabilities (POODLE) (Shellshock)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks.

Upgrading to version 10.10 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

This issue was addressed through additional validation of ASN.1 data.

The vulnerability is also documented in the databases at X-Force (97624), Tenable (78550), SecurityFocus (BID 70625†), SecurityTracker (ID 1031063†) and Vulnerability Center (SBV-46699†). See VDB-10344, VDB-67593, VDB-67592 and VDB-67590 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 78550
Nessus Name: Mac OS X < 10.10 Multiple Vulnerabilities (POODLE) (Shellshock)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.10

Timelineinfo

06/20/2014 🔍
10/16/2014 +118 days 🔍
10/16/2014 +0 days 🔍
10/16/2014 +0 days 🔍
10/17/2014 +1 days 🔍
10/17/2014 +0 days 🔍
10/17/2014 +0 days 🔍
10/17/2014 +0 days 🔍
10/19/2014 +2 days 🔍
02/23/2022 +2684 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT6535
Organization: Coverity
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-4443 (🔍)
GCVE (CVE): GCVE-0-2014-4443
GCVE (VulDB): GCVE-100-68033
X-Force: 97624
SecurityFocus: 70625 - Apple Mac OS X CVE-2014-4443 ASN.1 Data Remote Denial of Service Vulnerability
SecurityTracker: 1031063 - Apple OS X Multiple Flaws Let Users Execute Arbitrary Code, Obtain Elevated Privileges, Bypass Security Restrictions, and Obtain Potentially Sensitive Information
Vulnerability Center: 46699 - Apple OS X Before 10.10 Remote DoS via a Crafted ASN.1 Data, High

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 10/17/2014 10:22
Updated: 02/23/2022 14:20
Changes: 10/17/2014 10:22 (68), 06/09/2017 07:22 (11), 02/23/2022 14:20 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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