Vulnerability in Microsoft Silverlight

CVE-2013-0074

Microsoft Silverlight 5, and 5 Developer Runtime, before 5.1.20125.0 does not properly validate pointers during HTML object rendering, which allows remote attackers to execute arbitrary code via a crafted Silverlight application, aka "Silv…

EPSS: 0.819 (99.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: The impacted product is end-of-life and should be disconnected if still in use.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-0074?
CVE-2013-0074 is a high-severity vulnerability in Microsoft Silverlight. CVSS score: 7.8/10. Published 2013-03-13.
How severe is CVE-2013-0074?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2013-0074 known to be exploited?
Yes. CVE-2013-0074 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-25), indicating it is being actively exploited. 9 public proof-of-concept repositories are indexed.