Buffer overflow in Microsoft Internet Explorer

CVE-2014-0270

Microsoft Internet Explorer 9 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2014-0273, CVE-2014-0274, and CVE-2014-0288.

Vulnerability class: Buffer Overflow

Published 2014-02-12 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.253 (97.9th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.253 · newest: 0.253 · change: 0.000

Affected products

Microsoft Internet Explorer — versions 9, 10, 11

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-010 (vendor-advisory)
www.securitytracker.com/id/1029741 (vdb-entry)
osvdb.org/103170 (vdb-entry)
secunia.com/advisories/56796 (third-party-advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/90761 (vdb-entry)
www.securityfocus.com/bid/65367 (vdb-entry)