Risk Letters

Exploited vulnerability

CVE-2013-2551

TLP:CLEAR

Microsoft Internet Explorer Use-After-Free Vulnerability

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.

Facts

  • Vendor: Microsoft
  • Product: Internet Explorer
  • CVSS: 8.8
  • EPSS (probability of exploitation within 30 days): 74.1 %
  • On CISA's Known Exploited Vulnerabilities list since: 28 March 2022
  • First known exploitation: 28 March 2022
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 18 April 2022
  • Weakness: CWE-416
  • First seen by Risk Letters: 28 March 2022

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD