SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2008-1448

The MHTML protocol handler in a component of Microsoft Outlook Express 5.5 SP2 and 6 through SP1, and Windows Mail, does not assign the correct Internet Explorer Security Zone to UNC share pathnames, which allows remote attackers to bypass intended…

HIGH 7.1EPSS 26.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 26.6%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

The MHTML protocol handler in a component of Microsoft Outlook Express 5.5 SP2 and 6 through SP1, and Windows Mail, does not assign the correct Internet Explorer Security Zone to UNC share pathnames, which allows remote attackers to bypass intended access restrictions and read arbitrary files via an mhtml: URI in conjunction with a redirection, aka "URL Parsing Cross-Domain Information Disclosure Vulnerability."

CVSS 2.0
7.1 HIGHAV:N/AC:M/Au:N/C:C/I:N/A:N
EPSS
26.63% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-264
Affected
microsoft/outlook express · microsoft/windows mail
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.