Home/CVE/Chakra Scripting Engine Memory Corruption Vulnerability
CVE

CVE-2020-17054

Chakra Scripting Engine Memory Corruption Vulnerability

Chakra Scripting Engine Memory Corruption Vulnerability.

MEDIUM · CVSS 4.2 EPSS 0.01658
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
microsoft edgeall versions
microsoft chakracore>= 1.11.0 and < 1.11.23
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
NuGet Microsoft.ChakraCore HIGH fixed in 1.11.23
▣

Scoring & Timeline

4.2
MEDIUM · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Nov 2020 · 07:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
msrcCVE-2020-17054Remote Code Execution
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17054PatchVendor Advisory
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