Microsoft Skype Font File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Microsoft Skype. Affected by this issue is some unknown functionality of the component Font File Handler. The manipulation results in memory corruption. This vulnerability is known as CVE-2015-6106. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Skype (Unified Communication Software) (the affected version unknown). Affected is an unknown part of the component Font File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 12/08/2015 as MS15-128 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is traded as CVE-2015-6106 since 08/14/2015. 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 vulnerability scanner Nessus provides a plugin with the ID 87257 (MS15-128: Security Update for Microsoft Graphics Component to Address Remote Code Execution (3104503)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91140 (Microsoft Windows Graphics Component Remote Code Execution Vulnerability (MS15-128)).

Applying the patch MS15-128 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 (87257) and SecurityFocus (BID 78497†). Similar entries are available at VDB-79493, VDB-79494, VDB-79495 and VDB-79738. Once again VulDB remains the best 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: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 87257
Nessus Name: MS15-128: Security Update for Microsoft Graphics Component to Address Remote Code Execution (3104503)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 19782
OpenVAS Name: Microsoft Windows Kernel-Mode Drivers Code Execution Vulnerability (3119075)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS15-128

Timelineinfo

08/14/2015 🔍
12/08/2015 +116 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/09/2015 +0 days 🔍
06/30/2022 +2395 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS15-128
Status: Confirmed

CVE: CVE-2015-6106 (🔍)
GCVE (CVE): GCVE-0-2015-6106
GCVE (VulDB): GCVE-100-79740
SecurityFocus: 78497
SecurityTracker: 1034331

scip Labs: https://www.scip.ch/en/?labs.20140918
See also: 🔍

Entryinfo

Created: 12/09/2015 12:14
Updated: 06/30/2022 20:13
Changes: 12/09/2015 12:14 (49), 04/29/2018 00:06 (17), 06/30/2022 20:13 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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