What is CVE-2012-4787?

CVE-2012-4787 is a critical-severity vulnerability in Microsoft Internet_explorer, classified under CWE-399. CVSS score: 9.0/10. Published 2012-12-12.

How severe is CVE-2012-4787?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Use After Free in Microsoft Internet_explorer

CVE-2012-4787

Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to an object that (1) was not properly initialized or (2) is deleted, aka "I…

EPSS: 0.380 (97.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Microsoft Internet_explorer — versions 9, 10
Microsoft Windows_7
Microsoft Windows_8
Microsoft Windows_rt
Microsoft Windows_server_2008
Microsoft Windows_server_2012
Microsoft Windows_vista
N/a — versions n/a

Weakness classification (CWE)

References

TA12-346A (US Government Resource, x_refsource_CERT, third-party-advisory)
MS12-077 (x_refsource_MS, vendor-advisory)
oval:org.mitre.oval:def:16211 (x_refsource_OVAL, signature, vdb-entry)

Frequently asked questions

What is CVE-2012-4787?: CVE-2012-4787 is a critical-severity vulnerability in Microsoft Internet_explorer, classified under CWE-399. CVSS score: 9.0/10. Published 2012-12-12.
How severe is CVE-2012-4787?: Critical severity. CVSS v3 base score is 9.0 out of 10.