THREATPORT/VULNERABILITY/CVE-2018-0949
MEDIUM SEVERITY

CVE-2018-0949

Internet Explorer vulnerability

CVSS
6.5
EPSS
11.0%
EPSS pct
95th
Exploited
No known
A security feature bypass vulnerability exists when Microsoft Internet Explorer improperly handles requests involving UNC resources, aka "Internet Explorer Security Feature Bypass Vulnerability." This affects Internet Explorer 9, Internet Explorer 11, Internet Explorer 10.
Affected vendor
Microsoft
Affected product
Internet Explorer
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Published
2018-07-11

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 11.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2018-0949

  • Confirm whether Microsoft Internet Explorer is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-0949.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-0949

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-0949 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-2018-0949?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2018-0949.

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