Microsoft Internet Explorer 7/8/9 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Internet Explorer 7/8/9 and classified as critical. Affected is an unknown function. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2011-1262. The attack may be initiated remotely. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Internet Explorer 7/8/9 (Web Browser). This issue affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Internet Explorer 7 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, aka "HTTP Redirect Memory Corruption Vulnerability."

The weakness was presented 06/16/2011 as MS11-050 as confirmed bulletin (Technet). It is possible to read the advisory at microsoft.com. The identification of this vulnerability is CVE-2011-1262. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 vulnerability scanner Nessus provides a plugin with the ID 55130 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 100103 (Microsoft Internet Explorer Cumulative Security Update (MS11-050)).

Applying the patch MS11-050 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11270.

The vulnerability is also documented in the databases at X-Force (67955), Tenable (55130), SecurityFocus (BID 48211†) and Vulnerability Center (SBV-31801†). See VDB-4372, VDB-58992, VDB-57682 and VDB-57681 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 55130
Nessus File: 🔍
Nessus Risk: 🔍

OpenVAS ID: 902443
OpenVAS Name: Microsoft Internet Explorer Multiple Vulnerabilities (2530548)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS11-050
TippingPoint: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/04/2011 🔍
06/14/2011 +102 days 🔍
06/15/2011 +1 days 🔍
06/16/2011 +1 days 🔍
06/16/2011 +0 days 🔍
03/23/2015 +1376 days 🔍
11/08/2021 +2422 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-050
Status: Confirmed

CVE: CVE-2011-1262 (🔍)
GCVE (CVE): GCVE-0-2011-1262
GCVE (VulDB): GCVE-100-57683

OVAL: 🔍

X-Force: 67955
SecurityFocus: 48211
Vulnerability Center: 31801 - [MS11-050] Microsoft Internet Explorer 7, 8, and 9 Remote Memory Corruption via HTTP 3.2 Redirect, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/08/2021 23:48
Changes: 03/23/2015 16:50 (44), 04/07/2017 12:10 (23), 11/08/2021 23:25 (1), 11/08/2021 23:40 (7), 11/08/2021 23:48 (2)
Complete: 🔍
Cache ID: 216:A64:103

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