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Vulnerability details: VCID-xd2n-4817-ffa1
Vulnerability ID VCID-xd2n-4817-ffa1
Aliases CVE-2020-1172
GHSA-xxfr-jrgh-x392
Summary
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-787 Out-of-bounds Write
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.01635 https://api.first.org/data/v1/epss?cve=CVE-2020-1172
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-xxfr-jrgh-x392
cvssv3.1 7.5 https://github.com/chakra-core/ChakraCore/pull/6500
generic_textual HIGH https://github.com/chakra-core/ChakraCore/pull/6500
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-1172
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-1172
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1172
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1172
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-1172
https://github.com/chakra-core/ChakraCore/pull/6500
https://nvd.nist.gov/vuln/detail/CVE-2020-1172
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1172
GHSA-xxfr-jrgh-x392 https://github.com/advisories/GHSA-xxfr-jrgh-x392
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://github.com/chakra-core/ChakraCore/pull/6500
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-1172
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1172
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.82228
EPSS Score 0.01635
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T22:01:46.006667+00:00 EPSS Importer Import https://epss.cyentia.com/epss_scores-current.csv.gz 38.6.0