Microsoft Lync for Mac 2011 Certificate Validation certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Lync for Mac 2011. This affects an unknown function of the component Certificate Validation Handler. This manipulation causes certificate validation. This vulnerability is registered as CVE-2017-0129. Remote exploitation of the attack is possible. No exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability has been found in Microsoft Lync for Mac 2011 (Unified Communication Software) and classified as critical. Affected by this vulnerability is an unknown code of the component Certificate Validation Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Lync for Mac 2011 fails to properly validate certificates, allowing remote attackers to alter server-client communications, aka "Microsoft Lync for Mac Certificate Validation Vulnerability."

The bug was discovered 03/14/2017. The weakness was published 03/14/2017 by Hewlett Packard with Hewlett Packard as MS17-014 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is known as CVE-2017-0129 since 09/09/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 97739 (MS17-014: Security Update for Microsoft Office (4013241) (macOS)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 110296 (Microsoft Office Remote Code Execution Vulnerability (MS17-014)).

Applying the patch MS17-014 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97739), SecurityFocus (BID 96752†) and SecurityTracker (ID 1038020†). Similar entries are available at VDB-98078, VDB-98079, VDB-98080 and VDB-98081. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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: 97739
Nessus Name: MS17-014: Security Update for Microsoft Office (4013241) (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800623
OpenVAS Name: Microsoft Lync Certificate Validation Vulnerability-4013241 (MAC OS X)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS17-014

Timelineinfo

09/09/2016 🔍
03/14/2017 +186 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/15/2017 +1 days 🔍
03/15/2017 +0 days 🔍
03/16/2017 +1 days 🔍
12/25/2024 +2841 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS17-014
Researcher: Hewlett Packard
Organization: Hewlett Packard
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0129 (🔍)
GCVE (CVE): GCVE-0-2017-0129
GCVE (VulDB): GCVE-100-98095
SecurityFocus: 96752 - Microsoft Lync for Mac CVE-2017-0129 SSL Certificate Validation Security Bypass Vulnerability
OSVDB: - CVE-2017-0129 - MS17-014 - Microsoft - Lync for Mac - Security Bypass Issue
SecurityTracker: 1038020

See also: 🔍

Entryinfo

Created: 03/15/2017 13:38
Updated: 12/25/2024 03:52
Changes: 03/15/2017 13:38 (78), 09/07/2020 18:26 (8), 12/25/2024 03:52 (17)
Complete: 🔍
Cache ID: 216::103

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