PT-2020-4693 · Microsoft · Chakra Scripting Engine+1

Published 2020-11-10 · Updated 2023-12-31 · CVE-2020-17054

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 Chakra Scripting Engine (affected versions not specified)

Description The issue is caused by a buffer overflow in memory, allowing a remote attacker to disclose protected information. It affects the Chakra scripting engine, potentially enabling attackers to impact the system.

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

RCE

Out of bounds Read

Memory Corruption

Weakness Enumeration

CWE-125

CWE-787

Related Identifiers

BDU:2020-05245

CVE-2020-17054

GHSA-88CW-3M6X-49F7

Affected Products

Chakra Scripting Engine

Edge

References · 12

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17054 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17054 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-17054 · Security Note
• https://bdu.fstec.ru/vul/2020-05245 · Security Note
• https://osv.dev/vulnerability/CVE-2020-17054 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-88cw-3m6x-49f7 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17054 · Security Note
• https://github.com/chakra-core/ChakraCore/pull/6528/commits/e81e8a51ec7ba3d0dfb6089254f166c2733216e1 · Note
• https://github.com/chakra-core/ChakraCore/pull/6528 · Note
• https://t.me/cvenotify/6054 · Telegram Post
• https://t.me/cvenotify/5546 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2020111030 · Note