PT-2017-18380 · Microsoft · Windows Server 2016+2

Published 2017-08-08 · Updated 2019-10-03 · CVE-2017-8503

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Microsoft Edge versions in Microsoft Windows 10 1511, 1607, 1703, and Windows Server 2016

Description An elevation of privilege issue exists in Microsoft Edge, allowing an attacker to escape from the AppContainer sandbox. This could enable an attacker to gain elevated privileges and break out of the Edge AppContainer sandbox. The issue by itself does not allow arbitrary code execution but could be used in conjunction with other vulnerabilities, such as a remote code execution vulnerability and another elevation of privilege vulnerability, to exploit the elevated privileges.

Recommendations For Microsoft Edge in Microsoft Windows 10 1511, 1607, 1703, and Windows Server 2016, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2017-8503

ZDI-17-637

Affected Products

Edge

Windows 10

Windows Server 2016

References · 6

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8503 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-17-637 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2017-8503 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8503 · Vendor Advisory
• http://securityfocus.com/bid/99395 · Note
• http://securitytracker.com/id/1039101 · Note