HIGH SEVERITY

CVE-2003-0113

Ie vulnerability

CVSS
7.5
EPSS
39.4%
EPSS pct
98th
Exploited
No known
Buffer overflow in URLMON.DLL in Microsoft Internet Explorer 5.01, 5.5 and 6.0 allows remote attackers to execute arbitrary code via an HTTP response containing long values in (1) Content-type and (2) Content-encoding fields.
Affected vendor
Microsoft
Affected product
Ie
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published
2003-05-12

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 confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 39.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2003-0113

  • Confirm whether Microsoft Ie is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2003-0113.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2003-0113

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2003-0113 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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