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CVE-2012-0162

41
FAUCET Score

CVE-2012-0162 is a critical buffer allocation vulnerability in Microsoft .NET Framework 4 that allows remote attackers to execute arbitrary code. This high-severity flaw (CVSS 9.3) can be exploited via crafted XAML browser applications (XBAP) or .NET Framework applications, leading to complete compromise of confidentiality, integrity, and availability. Despite its age and high EPSS score, there is no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:4.0:*:*:*:*:*:*:*

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
21.90%
Probability of exploitation in next 30 days
EPSS Percentile
97.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.2190 is in the 88th percentile among its peer group of 8,918 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/2012/ms12-034
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14655
securityfocus.com / bid/53358
us-cert.gov / cas/techalerts/TA12-129A.html
US Government Resource