Microsoft Internet Explorer 7 onunload

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Internet Explorer 7 and classified as problematic. Affected is the function onunload. The manipulation results in an unknown weakness. This vulnerability was named CVE-2007-1091. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 7 (Web Browser). It has been classified as problematic. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

Microsoft Internet Explorer 7 allows remote attackers to prevent users from leaving a site, spoof the address bar, and conduct phishing and other attacks via onUnload Javascript handlers.

The issue has been introduced in 07/27/2005. The weakness was presented 02/23/2007 by Michal Zalewski with Secunia Research (Website). The advisory is available at secunia.com. This vulnerability is traded as CVE-2007-1091 since 02/26/2007. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details and a public exploit are known.

The exploit is shared for download at lcamtuf.coredump.cx. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 576 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 26963 (MS07-057: Cumulative Security Update for Internet Explorer (939653)), 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 100052 (Cumulative Security Update for Internet Explorer (MS07-057)).

A possible mitigation has been published 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (32649), Tenable (26963), SecurityFocus (BID 22680†), OSVDB (33809†) and Secunia (SA23014†). See VDB-3366, VDB-3369, VDB-3404 and VDB-35389 for similar entries. 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: 5.4
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.4
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Unknown
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 26963
Nessus Name: MS07-057: Cumulative Security Update for Internet Explorer (939653)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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0-Day Time: 🔍
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PaloAlto IPS: 🔍

Timelineinfo

07/27/2005 🔍
02/22/2007 +575 days 🔍
02/22/2007 +0 days 🔍
02/23/2007 +1 days 🔍
02/23/2007 +0 days 🔍
02/26/2007 +3 days 🔍
02/26/2007 +0 days 🔍
02/26/2007 +0 days 🔍
03/28/2007 +30 days 🔍
04/01/2007 +4 days 🔍
10/09/2007 +190 days 🔍
10/09/2007 +0 days 🔍
10/09/2007 +0 days 🔍
03/15/2021 +4906 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: secunia.com⛔
Researcher: Michal Zalewski
Organization: Secunia Research
Status: Confirmed

CVE: CVE-2007-1091 (🔍)
GCVE (CVE): GCVE-0-2007-1091
GCVE (VulDB): GCVE-100-2958

OVAL: 🔍

X-Force: 32649 - Microsoft Internet Explorer onUnload handler URL spoofing, Low Risk
SecurityFocus: 22680 - Microsoft Internet Explorer OnUnload Javascript Browser Entrapment Vulnerability
Secunia: 23014 - Internet Explorer "onunload" Event Spoofing Vulnerability, Less Critical
OSVDB: 33809 - Mozilla Firefox JavaScript onUnload Handler Site Tailgating
SecurityTracker: 1018788 - Microsoft Internet Explorer Bugs Let Remote Users Spoof the Address Bar and Execute Arbitrary Code
Vulnerability Center: 14716 - [MS07-057] Microsoft Internet Explorer Spoofing and Phishing Attacks via onUnload Handlers, Medium
Vupen: ADV-2007-0713

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

Entryinfo

Created: 02/26/2007 13:35
Updated: 03/15/2021 09:51
Changes: 02/26/2007 13:35 (95), 04/07/2017 12:01 (8), 03/15/2021 09:51 (2)
Complete: 🔍
Cache ID: 216:5C7:103

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