PT-2020-1866 · Microsoft · Chakracore+2

Published 2020-03-10 · Updated 2021-08-02 · CVE-2020-0768

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 (affected versions not specified)

Description The issue is related to errors in handling objects in memory by the JavaScript scripting engine handler ChakraCore in Microsoft browsers. Exploitation of this issue could allow a remote attacker to execute arbitrary code in the context of the current user, potentially gaining the same user rights as the current user. If the current user has administrative user rights, the attacker could take control of the affected system, allowing 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.

RCE

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-119

CWE-787

Related Identifiers

BDU:2020-01142

CVE-2020-0768

GHSA-PFRG-W49C-8432

Affected Products

Chakracore

Edge

Internet Explorer

References · 6

• https://bdu.fstec.ru/vul/2020-01142 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-0768 · Security Note
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0768 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-pfrg-w49c-8432 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0768 · Security Note
• https://osv.dev/vulnerability/CVE-2020-0768 · Vendor Advisory