CVE-2008-2306

Windows Vista vulnerability

CVSS

9.3

EPSS

3.8%

EPSS pct

89th

Exploited

No known

Apple Safari before 3.1.2 on Windows does not properly interpret the URLACTION_SHELL_EXECUTE_HIGHRISK Internet Explorer zone setting, which allows remote attackers to bypass intended access restrictions, and force a client system to download and execute arbitrary files.

Affected vendor

Microsoft

Affected product

Windows Vista

CVSS vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2008-06-23

Risk analysis

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

Its EPSS score of 3.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2008-2306

Confirm whether Microsoft Windows Vista is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2008-2306.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-2306

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2008-2306 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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