CVEvulnerability

CVE-2013-2551

8.8 HIGH Known exploited Published 2013-03-11 Modified 2026-06-16 Official page ↗

CISA Known Exploited Vulnerability

Microsoft Internet Explorer Use-After-Free Vulnerability — Microsoft Internet Explorer

Use-after-free vulnerability in Microsoft Internet Explorer allows remote attackers to execute remote code via a crafted web site that triggers access to a deleted object.

Added to KEV: 2022-03-28
Remediation due: 2022-04-18
Ransomware use: Known
Required action: Apply updates per vendor instructions.
Notes: https://nvd.nist.gov/vuln/detail/CVE-2013-2551

Status: Analyzed
Published: 2013-03-11
Last modified: 2026-06-16
Assigner: [email protected]
CVSS 3.1 ([email protected]): 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0): 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected]): 9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
Weaknesses: CWE-416

Description

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2013, aka "Internet Explorer Use After Free Vulnerability," a different vulnerability than CVE-2013-1308 and CVE-2013-1309.

Affected configurations

• microsoft internet explorer 6 • microsoft internet explorer 7 • microsoft internet explorer 8 • microsoft internet explorer 9 • microsoft internet explorer 10

Weakness · CWE (1)

CWE-416 Use After Free weakness

References