Vulnerability identifier: #VU7051

Vulnerability risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2017-8498

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Edge
Client/Desktop applications / Web browsers

Vendor: Microsoft

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists in the Microsoft Edge that allows JavaScript XML DOM objects to detect installed browser extensions. A remote attacker can create a specially crafted website containing malicious content, trick the victim into visiting it and read arbitrary files that may be used to conduct further attacks.

Successful exploitation of the vulnerability may result in information disclosure.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Microsoft Edge:

---

External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8498

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.