Microsoft Edge input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability was found in Microsoft Edge and classified as critical. This impacts an unknown function. The manipulation results in input validation. This vulnerability is cataloged as CVE-2017-8611. The attack may be launched remotely. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Edge (Web Browser) (the affected version is unknown). Affected is an unknown code. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

Microsoft Edge on Microsoft Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows remote attackers to spoof web content via a crafted web site, aka "Microsoft Edge Spoofing Vulnerability."

The bug was discovered 07/11/2017. The weakness was shared 07/11/2017 with Microsoft as KB4025339 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability is traded as CVE-2017-8611 since 05/03/2017. 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. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 12/12/2022). The advisory points out:

A spoofing vulnerability exists when Microsoft Edge does not properly parse HTTP content. An attacker who successfully exploited this vulnerability could trick a user by redirecting the user to a specially crafted website. The specially crafted website could either spoof content or serve as a pivot to chain an attack with other vulnerabilities in web services.

The vulnerability scanner Nessus provides a plugin with the ID 101366 (KB4025339: Windows 10 Version 1607 and Windows Server 2016 July 2017 Cumulative Update), 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 91394 (Microsoft Edge Security Update for July 2017).

Applying the patch KB4025339 is able to eliminate this problem. The bugfix is ready for download at catalog.update.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (101366) and SecurityFocus (BID 99391†). The entries VDB-103428, VDB-103432, VDB-103436 and VDB-103441 are related to this item. 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: 5.3

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 4.3
Vendor Vector (Microsoft): 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 101366
Nessus Name: KB4025339: Windows 10 Version 1607 and Windows Server 2016 July 2017 Cumulative Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802136
OpenVAS Name: Microsoft Windows Multiple Vulnerabilites (KB4025344)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: KB4025339

Timelineinfo

05/03/2017 🔍
07/11/2017 +69 days 🔍
07/11/2017 +0 days 🔍
07/11/2017 +0 days 🔍
07/11/2017 +0 days 🔍
07/11/2017 +0 days 🔍
07/11/2017 +0 days 🔍
07/12/2017 +1 days 🔍
12/12/2022 +1979 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: KB4025339
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-8611 (🔍)
GCVE (CVE): GCVE-0-2017-8611
GCVE (VulDB): GCVE-100-103464

OVAL: 🔍

SecurityFocus: 99391 - Microsoft Edge CVE-2017-8611 Spoofing Vulnerability
SecurityTracker: 1038858

See also: 🔍

Entryinfo

Created: 07/12/2017 10:50
Updated: 12/12/2022 11:09
Changes: 07/12/2017 10:50 (88), 10/25/2019 09:17 (5), 12/12/2022 11:09 (4)
Complete: 🔍
Cache ID: 216::103

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