Home→Vulnerabilities→CVE-2018-8298
Active Exploitation

CVE-2018-8298

A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore. This CVE ID is unique from CVE-2018-8242, CVE-2018-8283, CVE-2018-8287, CVE-2018-8288, CVE-2018-8291, CVE-2018-8296.

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Confirmed Active Exploitation

This vulnerability is listed in the CISA KEV Catalog. Federal agencies are mandated to patch immediately. Immediate remediation is required.

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Public Exploit Available

A Proof-of-Concept (PoC) or exploit code for this vulnerability is publicly available. This significantly increases the risk of exploitation.

Exploitation Probability (EPSS)

Critical Priority
89.34%

The Exploit Prediction Scoring System (EPSS) uses machine learning to estimate the probability that a vulnerability will be exploited in the wild within the next 30 days.

0% (Theoretical)100% (Certainty)

7-Day Exploitation Trend

Vulnerability Timeline

2 events
Jul 11, 2018
Vulnerability Disclosed
Published to component-level vulnerability database.
Apr 4, 2025
Last Updated
Record updated with new analysis or tags.

Threat Actor Attribution

PREMIUM INTEL
Associated Groups:Lazarus Group, APT28
Ransomware Campaigns:LockBit 3.0, BlackCat
IoCs (Indicators):14 IPs, 3 Hashes

Remediation & Mitigation

SOLUTION

Official patches and mitigation steps are available for this vulnerability.

# Update Command
apt-get update && apt-get upgrade -y specific-package
# Verify installation
dpkg -l | grep package-name

Affected Products

1 Total
microsoft/chakracoreAll Versions

References

PoC Exploit
http://www.securityfocus.com/bid/104639Securityfocus
Third Party AdvisoryVDB EntryBroken Link
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8298Microsoft
PatchVendor Advisory
https://www.exploit-db.com/exploits/45217/Exploit-db
ExploitThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/104639Securityfocus
Third Party AdvisoryVDB EntryBroken Link

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Vulnerability Details

CVSS Base Score
7.5/ 10
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published Date
Jul 11, 2018
Last Modified
Apr 4, 2025
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