CVE-2012-0164 — Microsoft .NET Framework 4 does not properly compare index values, which allows remote attackers to cause a denial of service (application hang) via crafted requests to a Windows Presentation Foundation (WPF) application, aka ".NET Framework Index Comparison Vulnerability."

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MEDIUM

Microsoft .NET Framework 4 does not properly compare index values, which allows remote attackers to cause a denial of service (application hang) via crafted requests to a Windows Presentation Foundation (WPF) application, aka ".NET Framework Index Comparison Vulnerability."

Published May 9, 2012

5.0

MEDIUM

CVSS 2.0

EPSS 17.19%

Description

Microsoft .NET Framework 4 does not properly compare index values, which allows remote attackers to cause a denial of service (application hang) via crafted requests to a Windows Presentation Foundation (WPF) application, aka ".NET Framework Index Comparison Vulnerability."

Affected products

Remediation

No remediation recorded yet.

Metrics

17.19% 0.17191

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.17191

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (15 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	17.19% (0.17191)	97.01th	v5 (v2026.06.15)
Jun 15, 2026	17.19% (0.17191)	96.69th	v5 (v2026.06.15)
Oct 17, 2025	14.94% (0.14944)	94.22th	v4 (v2025.03.14)
Mar 30, 2025	19.03% (0.19033)	94.84th	v4 (v2025.03.14)
Mar 29, 2025	24.51% (0.24514)	93.73th	v4 (v2025.03.14)
Mar 19, 2025	19.03% (0.19033)	94.60th	v4 (v2025.03.14)
Mar 17, 2025	16.12% (0.16118)	94.30th	v4 (v2025.03.14)
Dec 12, 2024	3.90% (0.03898)	92.31th	v3 (v2023.03.01)
Feb 5, 2024	3.90% (0.03898)	91.12th	v3 (v2023.03.01)
Dec 7, 2023	11.45% (0.11448)	94.68th	v3 (v2023.03.01)
Oct 4, 2023	8.42% (0.08422)	93.65th	v3 (v2023.03.01)
Aug 2, 2023	18.86% (0.18857)	95.55th	v3 (v2023.03.01)
Mar 7, 2023	14.25% (0.14247)	94.79th	v3 (v2023.03.01)
Mar 6, 2023	29.80% (0.29797)	97.49th	v2 (v2022.01.01)
Feb 4, 2022	29.80% (0.29797)	96.29th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (3)

http://www.securityfocus.com/bid/53363
vdb-entryx_refsource_BID
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-034
vendor-advisoryx_refsource_MS
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15580
vdb-entrysignaturex_refsource_OVAL

Link	Providers	Tags
http://www.securityfocus.com/bid/53363		vdb-entryx_refsource_BID
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-034		vendor-advisoryx_refsource_MS
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15580		vdb-entrysignaturex_refsource_OVAL

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner microsoft

Published May 9, 2012

Updated Aug 6, 2024

Reserved Dec 13, 2011

Link CVE-2012-0164

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-0164

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-0164