Buffer overflow in Microsoft Internet Explorer
CVE-2018-1020
A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability." This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10. This CVE ID is unique from CVE-2018-0870, CVE-2018-0991, CVE-2018-0997, CVE-2018-1018.
Vulnerability class: Buffer Overflow
EPSS: 0.161 (96.6th 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 Internet_explorer — versions 10, 11, 9
- Microsoft Internet Explorer 10 — versions Windows Server 2012
- Microsoft Internet Explorer 11 — versions Windows 10 Version 1703 for x64-based Systems, Windows 10 Version 1511 for 32-bit Systems, Windows 8.1 for x64-based systems
- Microsoft Internet Explorer 9 — versions Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2
- Microsoft Windows_10 — versions 1511, 1607, 1703
- Microsoft Windows_7
- Microsoft Windows_8.1
- Microsoft Windows_rt_8.1
- Microsoft Windows_server_2008 — versions r2
- Microsoft Windows_server_2012 — versions r2
Weakness classification (CWE)
References
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2018-1020?
- CVE-2018-1020 is a high-severity vulnerability in Microsoft Internet Explorer, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2018-04-12.
- How severe is CVE-2018-1020?
- High severity. CVSS v3 base score is 7.5 out of 10.