MEDIUM SEVERITY

CVE-2009-3019

Internet Explorer vulnerability

CVSS
5.0
EPSS
17.4%
EPSS pct
97th
Exploited
No known
Microsoft Internet Explorer 6 on Windows XP SP2 and SP3, and Internet Explorer 7 on Vista, allows remote attackers to cause a denial of service (application crash) via JavaScript code that calls createElement to create an instance of the LI element, and then calls setAttribute to set the value attribute.
Affected vendor
Microsoft
Affected product
Internet Explorer
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness type (CWE)
Published
2009-08-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 17.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2009-3019

  • Confirm whether Microsoft Internet Explorer is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2009-3019.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-3019

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-3019 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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