SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-3255

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 allows remote attackers to read arbitrary files via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE)…

HIGH 7.5EPSS 24.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 24.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 allows remote attackers to read arbitrary files via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, aka ".NET Information Disclosure Vulnerability."

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
24.66% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-200
Affected
microsoft/.net framework
Source
secure@microsoft.com

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