PT-2020-5213 · Microsoft · Chakra Scripting Engine+1

Bkth · Published 2020-12-08 · Updated 2023-12-31 · CVE-2020-17131

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 related to a memory corruption vulnerability in the Chakra Scripting Engine, which can be exploited by an attacker to gain access to protected information. This vulnerability is associated with a buffer overflow. There is no information provided about the estimated number of potentially affected devices or real-world incidents where this issue was exploited.

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

RCE

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2020-05838

CVE-2020-17131

GHSA-QWWG-GC55-QQRV

ZDI-20-1413

Affected Products

Chakra Scripting Engine

Edge

References · 11

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17131 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17131 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-17131 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-20-1413 · Security Note
• https://osv.dev/vulnerability/GHSA-qwwg-gc55-qqrv · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17131 · Security Note
• https://bdu.fstec.ru/vul/2020-05838 · Security Note
• https://osv.dev/vulnerability/CVE-2020-17131 · Vendor Advisory
• https://github.com/chakra-core/ChakraCore/wiki/Roadmap#v11124 · Note
• https://github.com/chakra-core/ChakraCore/pull/6531 · Note
• https://t.me/cvenotify/6903 · Telegram Post