Apple macOS up to 10.12.1 curl credentials management

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

Summaryinfo

A vulnerability identified as critical has been detected in Apple macOS up to 10.12.1. Affected by this vulnerability is an unknown functionality of the component curl. This manipulation causes credentials management. The identification of this vulnerability is CVE-2016-8616. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple macOS up to 10.12.1 (Operating System) and classified as critical. Affected by this vulnerability is some unknown functionality of the component curl. The manipulation with an unknown input leads to a credentials management vulnerability. The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect integrity.

The bug was discovered 09/14/2016. The weakness was shared 12/13/2016 with Cure53 as HT207423 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2016-8616 since 10/12/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue. The advisory points out:

Multiple issues existed in curl. These issues were addressed by updating to curl version 7.51.0.

The vulnerability was handled as a non-public zero-day exploit for at least 90 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 105441 (F5 Networks BIG-IP : libcurl vulnerability (K52828640)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family F5 Networks Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157987 (Oracle Enterprise Linux Security Update for curl (ELSA-2019-4652)).

Upgrading to version 10.12.2 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 (105441) and SecurityFocus (BID 94094†). The entries VDB-90449, VDB-91385, VDB-91680 and VDB-91681 are related to this item. 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: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CNA Base Score: 3.7
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Credentials management
CWE: CWE-255
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: 105441
Nessus Name: F5 Networks BIG-IP : libcurl vulnerability (K52828640)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 February-2017
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 10.12.2

Timelineinfo

09/14/2016 🔍
10/12/2016 +28 days 🔍
11/02/2016 +21 days 🔍
12/13/2016 +41 days 🔍
12/13/2016 +0 days 🔍
12/16/2016 +3 days 🔍
12/26/2017 +375 days 🔍
08/01/2018 +217 days 🔍
10/07/2022 +1528 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207423
Organization: Cure53
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-8616 (🔍)
GCVE (CVE): GCVE-0-2016-8616
GCVE (VulDB): GCVE-100-94369

OVAL: 🔍

SecurityFocus: 94094 - cURL/libcURL CVE-2016-8616 Remote Security Bypass Vulnerability
SecurityTracker: 1037192

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

Entryinfo

Created: 12/16/2016 14:12
Updated: 10/07/2022 20:27
Changes: 12/16/2016 14:12 (72), 07/08/2019 15:01 (14), 10/07/2022 20:19 (4), 10/07/2022 20:27 (12)
Complete: 🔍
Cache ID: 216::103

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

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