PT-2018-2017 · Microsoft · Internet Explorer 11+2

Lokihardt · Published 2018-07-10 · Updated 2025-10-28 · CVE-2018-8291

Positive Technologies (AI Summary)

CVSS v2.0

7.6

High

Base vector

AV:N/AC:H/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Edge and Internet Explorer 11 (affected versions not specified)

Description The issue is related to errors in the mechanisms for processing objects in memory in Microsoft browsers. Exploitation of this issue could allow a remote attacker to execute arbitrary code with the privileges of the current user by using specially crafted web page content. If the current user has administrative rights, a successful exploitation could allow the attacker to gain control of the affected system, enabling them to install programs, view, change, or delete data, or create new accounts with full user rights.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Type Confusion

Buffer Overflow

Weakness Enumeration

CWE-843

CWE-119

Related Identifiers

BDU:2018-01633

CVE-2018-8291

GHSA-J67M-WPV6-PV44

Affected Products

Edge

Internet Explorer

Internet Explorer 11

References · 19

• 🔥 https://exploit-db.com/exploits/45215 · Exploit
• https://osv.dev/vulnerability/GHSA-j67m-wpv6-pv44 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8291 · Security Note
• https://osv.dev/vulnerability/CVE-2018-8291 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-8291 · Security Note
• https://bdu.fstec.ru/vul/2018-01633 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8291 · Vendor Advisory
• https://github.com/chakra-core/ChakraCore · Note
• https://github.com/chakra-core/ChakraCore/pull/5444 · Note
• https://github.com/chakra-core/ChakraCore/commit/c322694178ece209b0aa73eafd97a036def86eb1 · Note
• https://web.archive.org/web/20210515050150/http://securitytracker.com/id/1041258 · Note
• https://web.archive.org/web/20211202002348/http://securitytracker.com/id/1041256 · Note
• https://t.me/cveNotify/140659 · Telegram Post
• http://securitytracker.com/id/1041256 · Note
• https://web.archive.org/web/20210124183732/http://securityfocus.com/bid/104637 · Note