SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-3367

StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka "Microsoft Silverlight…

HIGH 8.8EPSS 17.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 17.8%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.

Description

StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka "Microsoft Silverlight Memory Corruption Vulnerability."

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
17.79% probability · 97th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
microsoft/silverlight
Source
secure@microsoft.com

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