How severe is CVE-2014-4122?

CVE-2014-4122 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-4122 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4122?

CVE-2014-4122 primarily affects Microsoft .net Framework. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4122?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-4122 published?

CVE-2014-4122 was published on 2014-10-15 and last updated on 2026-06-17.

CVE-2014-4122

CVE-2014-4122 is a medium-severity vulnerability in Microsoft .net Framework with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Microsoft .net Framework
Published: 2014-10-15
Last modified: 2026-06-17

Description

Microsoft .NET Framework 2.0 SP2, 3.5, and 3.5.1 omits the ASLR protection mechanism, which allows remote attackers to obtain potentially sensitive information about memory addresses by leveraging the predictability of an executable image's location, aka ".NET ASLR Vulnerability."

Frequently asked questions

What is CVE-2014-4122?: Microsoft .NET Framework 2.0 SP2, 3.5, and 3.5.1 omits the ASLR protection mechanism, which allows remote attackers to obtain potentially sensitive information about memory addresses by leveraging the predictability of an executable image's location, aka ".NET ASLR Vulnerability."
How severe is CVE-2014-4122?: CVE-2014-4122 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2014-4122 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4122?: CVE-2014-4122 primarily affects Microsoft .net Framework. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4122?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-4122 published?: CVE-2014-4122 was published on 2014-10-15 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*

More vulnerabilities in Microsoft .net Framework

CVE-2014-4121 — Critical (CVSS 10.0): 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…
CVE-2014-4073 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 processes unverified data during interaction…
CVE-2014-1806 — Critical (CVSS 10.0): The .NET Remoting implementation in Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5, 3.5.1, 4, 4.5, and 4.5.1 does not…
CVE-2013-0073 — Critical (CVSS 10.0): The Windows Forms (aka WinForms) component in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not…
CVE-2008-5100 — Critical (CVSS 10.0): The strong name (SN) implementation in Microsoft .NET Framework 2.0.50727 relies on the digital signature Public Key…
CVE-2002-0369 — Critical (CVSS 10.0): Buffer overflow in ASP.NET Worker Process allows remote attackers to cause a denial of service (restart) and possibly…

All CVEs affecting Microsoft .net Framework →

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities

CVE-2016-8363 — Critical (CVSS 10.0): An issue was discovered in Moxa OnCell OnCellG3470A-LTE, AWK-1131A/3131A/4131A Series, AWK-3191 Series, AWK-5232/6232…
CVE-2016-7457 — Critical (CVSS 10.0): VMware vRealize Operations (aka vROps) 6.x before 6.4.0 allows remote authenticated users to gain privileges, or halt…
CVE-2015-7425 — Critical (CVSS 10.0): The Data Protection component in the VMware vSphere GUI in IBM Tivoli Storage Manager for Virtual Environments: Data…
CVE-2015-8267 — Critical (CVSS 10.0): The PasswordReset.Controllers.ResetController.ChangePasswordIndex method in PasswordReset.dll in Dovestones AD Self…
CVE-2015-7919 — Critical (CVSS 10.0): SearchBlox 8.3 before 8.3.1 allows remote attackers to write to the config file, and consequently cause a denial of…
CVE-2015-7071 — Critical (CVSS 10.0): The File Bookmark component in Apple OS X before 10.11.2 allows attackers to bypass a sandbox protection mechanism for…

Browse all CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities →