Microsoft Internet Explorer 6 Address Bar authentication spoofing
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.9 | $0-$5k | 0.00 |
A vulnerability was found in Microsoft Internet Explorer 6 (Web Browser). It has been classified as critical. This affects an unknown code block of the component Address Bar. The manipulation with an unknown input leads to a authentication spoofing vulnerability. CWE is classifying the issue as CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. This is going to have an impact on integrity, and availability. The summary by CVE is:
Visual truncation vulnerability in Microsoft Internet Explorer 6 allows remote attackers to spoof the address bar via a URL with a hostname containing many (Non-Blocking Space character) sequences, which are rendered as whitespace, aka MSRC ticket MSRC7899, a related issue to CVE-2003-1025.
The issue has been introduced in 03/22/2001. The weakness was presented 10/29/2008 by Amit Klein (Website). It is possible to read the advisory at xforce.iss.net. This vulnerability is uniquely identified as CVE-2008-4787. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available.
The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2778 days. During that time the estimated underground price was around $25k-$100k.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (46234). See 44764 for similar entry.
Product
Type
Vendor
Name
Version
License
Support
- end of life
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 4.9
VulDB Base Score: 5.4
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Authentication spoofingCWE: CWE-290 / CWE-287
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
OpenVAS ID: 900170
OpenVAS Name: Microsoft iExplorer &NBSP
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
03/22/2001 🔍10/27/2008 🔍
10/27/2008 🔍
10/29/2008 🔍
10/29/2008 🔍
10/29/2008 🔍
10/29/2008 🔍
03/17/2015 🔍
08/02/2021 🔍
Sources
Vendor: microsoft.comAdvisory: xforce.iss.net
Researcher: Amit Klein
Status: Not defined
CVE: CVE-2008-4787 (🔍)
X-Force: 46234
Vulnerability Center: 19896 - Microsoft Internet Explorer 6 URI Spoofing Vulnerability via a Non-Breaking Space Character, Medium
SecurityFocus: 31960 - Microsoft Internet Explorer ' ' Address Bar URI Spoofing Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/17/2015 16:11Updated: 08/02/2021 15:46
Changes: 03/17/2015 16:11 (58), 05/07/2019 12:42 (13), 08/02/2021 15:46 (3)
Complete: 🔍
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