Microsoft .NET Framework 3.5 SP1/4.x Chart Control information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Microsoft .NET Framework 3.5 SP1/4.x. This affects an unknown function of the component Chart Control. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2011-1977. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Microsoft .NET Framework 3.5 SP1/4.x (Programming Language Software) and classified as problematic. This issue affects an unknown functionality of the component Chart Control. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The ASP.NET Chart controls in Microsoft .NET Framework 4, and Chart Control for Microsoft .NET Framework 3.5 SP1, do not properly verify functions in URIs, which allows remote attackers to read arbitrary files via special characters in a URI in an HTTP request, aka "Chart Control Information Disclosure Vulnerability."

The weakness was disclosed 08/09/2011 by Nico Leidecker and James Forshaw with Context Information Security (Full-Disclosure). The advisory is shared at archives.neohapsis.com. The identification of this vulnerability is CVE-2011-1977 since 05/09/2011. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 55796 (MS11-066: Vulnerability in Microsoft Chart Control Could Allow Information Disclosure (2567943)), 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 90727 (Microsoft Chart Control Information Disclosure Vulnerability (MS11-066)).

Upgrading eliminates this vulnerability. Applying the patch MS11-066 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. 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 11534.

The vulnerability is also documented in the databases at X-Force (68833), Tenable (55796), SecurityFocus (BID 48985†), Secunia (SA45508†) and Vulnerability Center (SBV-32650†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: 55796
Nessus Name: MS11-066: Vulnerability in Microsoft Chart Control Could Allow Information Disclosure (2567943)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 902552
OpenVAS Name: Microsoft .NET Framework Chart Control Information Disclosure Vulnerability (2567943)
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: 🔍

Patch: MS11-066
TippingPoint: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍

Timelineinfo

05/09/2011 🔍
08/09/2011 +92 days 🔍
08/09/2011 +0 days 🔍
08/09/2011 +0 days 🔍
08/09/2011 +0 days 🔍
08/09/2011 +0 days 🔍
08/10/2011 +1 days 🔍
08/10/2011 +0 days 🔍
08/19/2011 +9 days 🔍
01/12/2025 +4895 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: archives.neohapsis.com
Researcher: Nico Leidecker, James Forshaw
Organization: Context Information Security
Status: Confirmed

CVE: CVE-2011-1977 (🔍)
GCVE (CVE): GCVE-0-2011-1977
GCVE (VulDB): GCVE-100-4397

OVAL: 🔍
IAVM: 🔍

X-Force: 68833
SecurityFocus: 48985 - Microsoft .NET Framework Chart Control Information Disclosure Vulnerability
Secunia: 45508 - Microsoft .NET Framework Chart Control File Disclosure Vulnerability, Moderately Critical
Vulnerability Center: 32650 - [MS11-066] Microsoft .NET Framework 4 Chart Controls Information Disclosure via GET Request, Medium

Entryinfo

Created: 08/19/2011 02:00
Updated: 01/12/2025 22:56
Changes: 08/19/2011 02:00 (83), 04/05/2017 15:08 (8), 03/19/2021 14:00 (3), 01/12/2025 22:56 (18)
Complete: 🔍
Cache ID: 216::103

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