Vulnerability in Microsoft Chakracore
CVE-2018-0818
Microsoft ChakraCore allows an attacker to bypass Control Flow Guard (CFG) in conjunction with another vulnerability to run arbitrary code on a target system, due to how the Chakra scripting engine handles accessing memory, aka "Scripting Engine Security Feature Bypass".
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.037 (89.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: 0.000
Affected products
- Microsoft Chakracore
- Microsoft Corporation Chakracore — versions ChakraCore
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/102412 (VDB Entry, Third Party Advisory, vdb-entry)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0818 (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0818?
- CVE-2018-0818 is a high-severity vulnerability in Microsoft Chakracore. CVSS score: 7.5/10. Published 2018-01-10.
- How severe is CVE-2018-0818?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2018-0818 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.