THREATPORT/VULNERABILITY/CVE-2009-1335
MEDIUM SEVERITY

CVE-2009-1335

Internet Explorer vulnerability

CVSS
4.3
EPSS
14.9%
EPSS pct
96th
Exploited
No known
Microsoft Internet Explorer 7 and 8 on Windows XP and Vista allows remote attackers to cause a denial of service (application hang) via a large document composed of unprintable characters, aka MSRC 9011jr.
Affected vendor
Microsoft
Affected product
Internet Explorer
CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P
Published
2009-04-17

Risk analysis

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

Its EPSS score of 14.9% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2009-1335

  • Confirm whether Microsoft Internet Explorer is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2009-1335.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-1335

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-1335 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2009-1335?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2009-1335.

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