Microsoft Edge on Win10 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Microsoft Edge on Win10. The affected element is an unknown function. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2017-0240. The attack is possible to be carried out remotely. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Edge on Win10 (Web Browser) (affected version unknown). It has been rated as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The bug was discovered 05/09/2017. The weakness was disclosed 05/09/2017 with Microsoft as 4019474 as confirmed security update guide (Website). The advisory is shared at portal.msrc.microsoft.com. The identification of this vulnerability is CVE-2017-0240 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 100055 (KB4016871: Windows 10 Version 1703 May 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 91370 (Microsoft Edge Security Update for May 2017).

Applying the patch 4019474 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 (100055) and SecurityFocus (BID 98203†). The entries VDB-100988, VDB-100989, VDB-100990 and VDB-100991 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

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: 7.5
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 100055
Nessus Name: KB4016871: Windows 10 Version 1703 May 2017 Cumulative Update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800218
OpenVAS Name: Microsoft Windows Multiple Vulnerabilities (KB4019474)
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: 4019474

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 +2 days 🔍
12/22/2020 +1320 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: 4019474
Researcher: Microsoft.
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0240 (🔍)
GCVE (CVE): GCVE-0-2017-0240
GCVE (VulDB): GCVE-100-100997

OVAL: 🔍

SecurityFocus: 98203 - Microsoft Edge CVE-2017-0240 Remote Memory Corruption Vulnerability
OSVDB: - CVE-2017-0240 - Microsoft - Edge - Code Execution Issue
SecurityTracker: 1038424

See also: 🔍

Entryinfo

Created: 05/10/2017 11:59
Updated: 12/22/2020 16:30
Changes: 05/10/2017 11:59 (86), 09/25/2020 07:02 (7), 12/22/2020 16:24 (3), 12/22/2020 16:30 (1)
Complete: 🔍
Cache ID: 216:087:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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