Microsoft Internet Explorer 8 on Win 7 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Internet Explorer 8 on Win 7. Affected is an unknown function. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2009-1043. The attack may be launched remotely. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer 8 on Win 7 (Web Browser). Affected is an unknown functionality. 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. CVE summarizes:

Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to execute arbitrary code via unknown vectors triggered by clicking on a link, as demonstrated by Nils during a PWN2OWN competition at CanSecWest 2009.

The issue has been introduced in 03/05/2008. The weakness was shared 03/23/2009 (Website). The advisory is shared for download at dvlabs.tippingpoint.com. This vulnerability is traded as CVE-2009-1043. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but an exploit is available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 383 days. During that time the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (49389), SecurityFocus (BID 34182†), OSVDB (52892†) and SecurityTracker (ID 1021880†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/05/2008 🔍
03/23/2009 +382 days 🔍
03/23/2009 +0 days 🔍
03/23/2009 +0 days 🔍
03/17/2015 +2185 days 🔍
11/29/2024 +3545 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: dvlabs.tippingpoint.com
Status: Confirmed

CVE: CVE-2009-1043 (🔍)
GCVE (CVE): GCVE-0-2009-1043
GCVE (VulDB): GCVE-100-47244
X-Force: 49389
SecurityFocus: 34182
OSVDB: 52892
SecurityTracker: 1021880

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/17/2015 23:38
Updated: 11/29/2024 11:17
Changes: 03/17/2015 23:38 (43), 04/07/2017 12:09 (5), 08/09/2021 07:50 (1), 08/09/2021 07:55 (7), 11/29/2024 11:17 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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