Microsoft Edge Security Feature 7pk security

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Edge and classified as critical. The impacted element is an unknown function of the component Security Feature. This manipulation causes 7pk security. This vulnerability appears as CVE-2018-0771. The attack may be initiated remotely. There is no available exploit. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Edge (Web Browser) (the affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown part of the component Security Feature. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Microsoft Edge in Microsoft Windows 10 1607, 1703, and Windows Server 2016 allows a security feature bypass, due to how Edge handles different-origin requests, aka "Microsoft Edge Security Feature Bypass".

The bug was discovered 02/13/2018. The weakness was presented 02/13/2018 with Microsoft as confirmed security update guide (Website). It is possible to read the advisory at portal.msrc.microsoft.com. This vulnerability is known as CVE-2018-0771 since 12/01/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/03/2021). The attack technique deployed by this issue is T1211 according to MITRE ATT&CK. The advisory points out:

A security feature bypass vulnerability exists when Microsoft Edge improperly handles requests of different origins. The vulnerability allows Microsoft Edge to bypass Same-Origin Policy (SOP) restrictions, and to allow requests that should otherwise be ignored. An attacker who successfully exploited the vulnerability could force the browser to send data that would otherwise be restricted.

The vulnerability scanner Nessus provides a plugin with the ID 106798 (KB4074592: Windows 10 Version 1703 February 2018 Security Update (Meltdown)(Spectre)), 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 91431 (Microsoft Edge Security Update for February 2018).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (106798) and SecurityFocus (BID 102857†). See VDB-113215, VDB-113217, VDB-113218 and VDB-113219 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 2.4
Vendor Vector (Microsoft): 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: 7pk security
CWE: CWE-254
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: 106798
Nessus Name: KB4074592: Windows 10 Version 1703 February 2018 Security Update (Meltdown)(Spectre)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53418
OpenVAS Name: Microsoft Windows Multiple Vulnerabilities (KB4074592)
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: 🔍

Timelineinfo

12/01/2017 🔍
02/13/2018 +74 days 🔍
02/13/2018 +0 days 🔍
02/13/2018 +0 days 🔍
02/13/2018 +0 days 🔍
02/13/2018 +0 days 🔍
02/14/2018 +1 days 🔍
02/14/2018 +0 days 🔍
02/03/2021 +1085 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Organization: Microsoft
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0771 (🔍)
GCVE (CVE): GCVE-0-2018-0771
GCVE (VulDB): GCVE-100-113263

OVAL: 🔍

SecurityFocus: 102857 - Microsoft Edge CVE-2018-0771 Security Bypass Vulnerability
SecurityTracker: 1040372

See also: 🔍

Entryinfo

Created: 02/14/2018 09:31
Updated: 02/03/2021 16:03
Changes: 02/14/2018 09:31 (85), 01/04/2020 19:36 (6), 02/03/2021 16:03 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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