Microsoft .NET Framework up to 4.5 JSON Data input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Microsoft .NET Framework up to 4.5. This vulnerability affects unknown code of the component JSON Data Handler. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2013-3861. It is possible to launch the attack remotely. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft .NET Framework up to 4.5 (Programming Language Software). Affected by this issue is an unknown function of the component JSON Data Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5 SP1, 3.5.1, 4, and 4.5 allows remote attackers to cause a denial of service (application crash or hang) via crafted character sequences in JSON data, aka "JSON Parsing Vulnerability."

The weakness was published 10/08/2013 with Microsoft as MS13-082 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. The public release happened without coordination with the vendor. This vulnerability is handled as CVE-2013-3861 since 06/03/2013. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 70334 (MS13-082: Vulnerabilities in .NET Framework Could Allow Remote Code Execution (2878890)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90912 (Microsoft .NET Framework Code Execution and Denial of Service Vulnerabilities (MS13-082)).

Applying the patch MS13-082 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. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 13177.

The vulnerability is also documented in the databases at Tenable (70334), SecurityFocus (BID 62807†), OSVDB (98216†), Secunia (SA55043†) and Vulnerability Center (SBV-41833†). Similar entries are available at VDB-10632 and VDB-10639. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 70334
Nessus Name: MS13-082: Vulnerabilities in .NET Framework Could Allow Remote Code Execution (2878890)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 903412
OpenVAS Name: Microsoft .NET Framework Remote Code Execution Vulnerabilities (2878890)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS13-082
TippingPoint: 🔍

McAfee IPS Version: 🔍

Fortigate IPS: 🔍

Timelineinfo

06/03/2013 🔍
08/10/2013 +68 days 🔍
10/08/2013 +59 days 🔍
10/08/2013 +0 days 🔍
10/08/2013 +0 days 🔍
10/08/2013 +0 days 🔍
10/09/2013 +1 days 🔍
10/09/2013 +0 days 🔍
10/09/2013 +0 days 🔍
05/26/2021 +2786 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS13-082
Organization: Microsoft
Status: Confirmed

CVE: CVE-2013-3861 (🔍)
GCVE (CVE): GCVE-0-2013-3861
GCVE (VulDB): GCVE-100-10640

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 62807 - Microsoft .NET Framework CVE-2013-3861 Remote Denial of Service Vulnerability
Secunia: 55043 - Microsoft .NET Framework Multiple Vulnerabilities, Highly Critical
OSVDB: 98216
Vulnerability Center: 41833 - [MS13-082] Microsoft .Net Framework Remote Denial of Service (CVE-2013-3861), High

See also: 🔍

Entryinfo

Created: 10/09/2013 18:07
Updated: 05/26/2021 14:17
Changes: 10/09/2013 18:07 (81), 04/05/2017 16:08 (9), 05/26/2021 14:17 (3)
Complete: 🔍
Cache ID: 216::103

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