Vulnerability Details : CVE-2018-8266
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8380, CVE-2018-8381, CVE-2018-8384.
Vulnerability category: Memory CorruptionExecute code
Products affected by CVE-2018-8266
- cpe:2.3:a:microsoft:edge:-:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-8266
6.39%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 94 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-8266
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.6
|
HIGH | AV:N/AC:H/Au:N/C:C/I:C/A:C |
4.9
|
10.0
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.6
|
5.9
|
NIST |
CWE ids for CVE-2018-8266
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The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-8266
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8266
CVE-2018-8266 | Chakra Scripting Engine Memory Corruption VulnerabilityPatch;Vendor Advisory
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http://www.securitytracker.com/id/1041457
Microsoft Edge Multiple Bugs Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, Gain Elevated Privileges, and Bypass Security Restrictions on the Target System - SecuriThird Party Advisory;VDB Entry
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http://www.securityfocus.com/bid/104977
Microsoft Edge Chakra Scripting Engine CVE-2018-8266 Remote Memory Corruption VulnerabilityThird Party Advisory;VDB Entry
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