Apple macOS up to 10.12.3 Apache cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apple macOS up to 10.12.3. This affects an unknown function of the component Apache. Performing a manipulation results in cryptographic issue. This vulnerability is identified as CVE-2016-0736. The attack can be initiated remotely. Additionally, an exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS up to 10.12.3 (Operating System). It has been classified as problematic. This affects some unknown processing of the component Apache. The manipulation with an unknown input leads to a cryptographic issue vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on availability.

The bug was discovered 12/20/2016. The weakness was released 03/27/2017 by RedTeam Pentesting with RedTeam Pentesting GmbH as HT207615 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2016-0736 since 12/16/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1600 for this issue. The advisory points out:

Multiple issues existed in Apache before 2.4.25. These were addressed by updating LibreSSL to version 2.4.25.

A public exploit has been developed in Python. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 31 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 96631 (Amazon Linux AMI : httpd24 (ALAS-2017-785)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370348 (Apple Mac OS X Security Update Sierra 10.12.4, El Capitan 2017-001 and Yosemite 2017-001 Not Installed (APPLE-SA-2017-03-27-3)).

Upgrading to version 10.12.4 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 Exploit-DB (40961), Tenable (96631) and SecurityFocus (BID 95078†). Entries connected to this vulnerability are available at VDB-89669, VDB-89849, VDB-93958 and VDB-94625. 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: 6.4
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96631
Nessus Name: Amazon Linux AMI : httpd24 (ALAS-2017-785)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703796
OpenVAS Name: Debian Security Advisory DSA 3796-1 (apache2 - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 10.12.4

Timelineinfo

12/16/2015 🔍
12/20/2016 +370 days 🔍
12/20/2016 +0 days 🔍
01/20/2017 +31 days 🔍
03/27/2017 +66 days 🔍
03/27/2017 +0 days 🔍
03/28/2017 +1 days 🔍
07/27/2017 +121 days 🔍
01/20/2025 +2734 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207615
Researcher: RedTeam Pentesting
Organization: RedTeam Pentesting GmbH
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-0736 (🔍)
GCVE (CVE): GCVE-0-2016-0736
GCVE (VulDB): GCVE-100-98601

OVAL: 🔍

SecurityFocus: 95078 - Apache HTTP Server CVE-2016-0736 Remote Security Vulnerability
OSVDB: - CVE-2016-0736 - Apache HTTP - Padding Oracle Issue
SecurityTracker: 1037508

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

Entryinfo

Created: 03/28/2017 11:01
Updated: 01/20/2025 20:55
Changes: 03/28/2017 11:01 (82), 08/20/2020 16:17 (11), 11/15/2022 15:17 (5), 01/20/2025 20:55 (14)
Complete: 🔍
Cache ID: 216:5A2:103

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

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