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CVE-2013-3178

47
FAUCET Score

CVE-2013-3178 describes a critical vulnerability in Microsoft Silverlight 5 prior to version 5.1.20513.0, where improper array initialization allows remote attackers to execute arbitrary code or cause a denial of service. With a CVSS score of 9.3, this vulnerability is highly severe, requiring medium attack complexity but offering complete confidentiality, integrity, and availability impact. Despite its high severity and potential for remote code execution, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
5.0.60401.0CPE matchmatch criteria
cpe:2.3:a:microsoft:silverlight:5.0.60401.0:*:*:*:*:*:*:*
5.0.60818.0CPE matchmatch criteria
cpe:2.3:a:microsoft:silverlight:5.0.60818.0:*:*:*:*:*:*:*
5.0.60818.0CPE matchmatch criteria
cpe:2.3:a:microsoft:silverlight:5.0.60818.0:rc:*:*:*:*:*:*
5.0.61118.0CPE matchmatch criteria
cpe:2.3:a:microsoft:silverlight:5.0.61118.0:*:*:*:*:*:*:*
5.1.10411.0CPE matchmatch criteria
cpe:2.3:a:microsoft:silverlight:5.1.10411.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
32.07%
Probability of exploitation in next 30 days
EPSS Percentile
98.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.3207 is in the 94th percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2013/ms13-052
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16892
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17389
securitytracker.com / id/1028755
Third Party AdvisoryVDB Entry
us-cert.gov / ncas/alerts/TA13-190A
Third Party AdvisoryUS Government Resource