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Kaspersky LabKLA10940

HistoryJan 10, 2017 - 12:00 a.m.

KLA10940 Privilege escalation vulnerability in Microsoft Edge

2017-01-1000:00:00

Kaspersky Lab

threats.kaspersky.com

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

8.9 High

AI Score

Confidence

High

0.194 Low

EPSS

Percentile

96.3%

JSON

An elevation of privilege vulnerability was found in Microsoft Edge. By exploiting this vulnerability malicious users can bypass the Same Origin Policy and gain privileges. This vulnerability can be exploited remotely via vectors involving data: URLs and about:blank URL.

Original advisories

MS17-001

CVE-2017-0002

Related products

Microsoft-Edge

CVE list

CVE-2017-0002 high

KB list

3210720

3210721

3213986

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Impacts

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.