CVE-2014-4121

highpriority · attend · 47EPSS 0.192 · 97 %ileEURUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

19.2% (97th) EPSS

CVSS 10 · high

Is it mine?

15 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized resource identifiers, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted request to a .NET web application, aka ".NET Framework Remote Code Execution Vulnerability."

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.5–10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v2.010criticalAV:N/AC:L/Au:N/C:C/I:C/A:Csecondary · FSTEC (BDU) RU

v2.08.5highAV:N/AC:L/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimaryCWE-399US

affected products (15)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Microsoft Corp Microsoft .NET Framework 2.0 Service Pack 2all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.5all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 3.5.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.0all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5.1all versionsfstec_bduRU
Microsoft Corp Microsoft .NET Framework 4.5.2all versionsfstec_bduRU
microsoft .net framework= 2.0nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 3.5nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 3.5.1nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.0nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.5nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.5.1nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
microsoft .net framework= 4.5.2nvdUScpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2014-10-15modified 2026-06-17

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+3721 more

references (9)

External citations — patches, advisories, analysis.

scry

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