Microsoft Edge input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.7$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Microsoft Edge. The impacted element is an unknown function. The manipulation leads to input validation. This vulnerability is traded as CVE-2017-0231. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Edge (Web Browser) (version now known). This issue affects some unknown processing. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A spoofing vulnerability exists when Microsoft browsers render SmartScreen Filter, aka "Microsoft Browser Spoofing Vulnerability."

The bug was discovered 05/09/2017. The weakness was shared 05/09/2017 with Microsoft as 4019472 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The identification of this vulnerability is CVE-2017-0231 since 09/09/2016. 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. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/22/2020).

The vulnerability scanner Nessus provides a plugin with the ID 100058 (Windows 7 and Windows Server 2008 R2 May 2017 Security Updates), 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 100310 (Microsoft Internet Explorer Security Update for May 2017).

Applying the patch 4019472 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 (100058) and SecurityFocus (BID 98173†). The entries VDB-100988, VDB-100989, VDB-100992 and VDB-100993 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

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

Vendor Base Score (Microsoft): 4.2
Vendor Vector (Microsoft): 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 100058
Nessus Name: Windows 7 and Windows Server 2008 R2 May 2017 Security Updates
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802286
OpenVAS Name: Microsoft Internet Explorer Multiple Vulnerabilities (KB4018271)
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: 4019472

Timelineinfo

09/09/2016 🔍
05/09/2017 +242 days 🔍
05/09/2017 +0 days 🔍
05/09/2017 +0 days 🔍
05/09/2017 +0 days 🔍
05/09/2017 +0 days 🔍
05/10/2017 +1 days 🔍
05/12/2017 +1 days 🔍
12/22/2020 +1320 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: 4019472
Researcher: Microsoft.
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0231 (🔍)
GCVE (CVE): GCVE-0-2017-0231
GCVE (VulDB): GCVE-100-101009

OVAL: 🔍

SecurityFocus: 98173 - Microsoft Internet Explorer and Edge CVE-2017-0231 Spoofing Vulnerability
OSVDB: - CVE-2017-0231 - Microsoft - Multiple Products - Spoofing Issue
SecurityTracker: 1038455

See also: 🔍

Entryinfo

Created: 05/10/2017 12:18
Updated: 12/22/2020 18:18
Changes: 05/10/2017 12:18 (86), 09/25/2020 08:51 (7), 12/22/2020 18:14 (3), 12/22/2020 18:18 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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