Buffer overflow in Microsoft Edge
CVE-2018-0873
ChakraCore and Microsoft Edge in Microsoft Windows 10 1511, 1607, 1703, 1709, and Windows Server 2016 allows remote code execution, due to how the Chakra scripting engine handles objects in memory, aka "Chakra Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0872, CVE-2018-0874, CVE-2018-0930, CVE-2018-0931, CVE-2018-0933, CVE-2018-0934, CVE-2018-0936, and CVE-2018-0937.
Vulnerability class: Buffer Overflow
EPSS: 0.157 (96.5th percentile) — read the EPSS interpretation.
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.
Affected products
- Microsoft Edge
- Microsoft Windows_10 — versions 1511, 1607, 1703
- Microsoft Windows_server_2016
- Microsoft Corporation Chakracore, Edge — versions ChakraCore, Microsoft Windows 10 1511, 1607, 1703, 1709, and Windows Server 2016.
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-0873?
- CVE-2018-0873 is a high-severity vulnerability in Microsoft Edge, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2018-03-14.
- How severe is CVE-2018-0873?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2018-0873 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.