Apple macOS up to 10.11 Apache Proxy access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple macOS up to 10.11 and classified as critical. This vulnerability affects unknown code of the component Apache. The manipulation results in access control (Proxy). This vulnerability is known as CVE-2016-4694. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS up to 10.11 (Operating System). It has been classified as critical. Affected is an unknown code of the component Apache. The manipulation with an unknown input leads to a access control vulnerability (Proxy). CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 09/20/2016 as HT207170 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2016-4694 since 05/11/2016. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068. The advisory points out:

An issue existed in the handling of the HTTP_PROXY environment variable. This issue was addressed by not setting the HTTP_PROXY environment variable from CGI.

The vulnerability scanner Nessus provides a plugin with the ID 93813 (macOS : macOS Server < 5.2 Multiple Vulnerabilities (httpoxy)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l.

Upgrading to version 10.12 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 (93813) and SecurityFocus (BID 93060†). Similar entries are available at VDB-92041, VDB-92048, VDB-92047 and VDB-92046. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.1
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.1
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Name: Proxy
Class: Access control / Proxy
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 93813
Nessus Name: macOS : macOS Server < 5.2 Multiple Vulnerabilities (httpoxy)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 64377
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 September-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 10.12

Timelineinfo

05/11/2016 🔍
09/20/2016 +132 days 🔍
09/20/2016 +0 days 🔍
09/20/2016 +0 days 🔍
09/25/2016 +5 days 🔍
09/26/2016 +1 days 🔍
09/30/2016 +4 days 🔍
09/20/2022 +2181 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207170
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4694 (🔍)
GCVE (CVE): GCVE-0-2016-4694
GCVE (VulDB): GCVE-100-92040
SecurityFocus: 93060 - Apple Mac OS X and Mac OS X Server CVE-2016-4694 Security Bypass Vulnerability
SecurityTracker: 1036853

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

Entryinfo

Created: 09/26/2016 11:31
Updated: 09/20/2022 15:28
Changes: 09/26/2016 11:31 (69), 04/25/2019 16:36 (12), 09/20/2022 15:22 (4), 09/20/2022 15:28 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!