CVE-2014-1806

Exp

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 properly restrict memory access, which allows remote attackers to execute arbitrary code via vectors involving malformed objects, aka "TypeFilterLevel Vulnerability."

Published: 2014-05-14 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-1806 is rated High Exploit Risk (94.5/100): CVSS Critical severity, with high exploitation likelihood (EPSS 39.59%, 98th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +12.84% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2014-1806

EDB-ID Source Kind Published Link
35280 exploit_db edb 2014-11-17 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2014-1806

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 26.75% 39.59% +12.84%
2 2025-03-30 33.34% 26.75% -6.59%
3 2025-03-29 — 33.34% —

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-1806

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2014-1806

Affected software / configurations for CVE-2014-1806

Vendor Product Version Raw CPE
microsoft .net_framework 1.1 cpe:2.3:a:microsoft:.net_framework:1.1:sp1:*:*:*:*:*:*
microsoft .net_framework 2.0 cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
microsoft .net_framework 3.5 cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
microsoft .net_framework 3.5.1 cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*
microsoft .net_framework 4.0 cpe:2.3:a:microsoft:.net_framework:4.0:*:*:*:*:*:*:*
microsoft .net_framework 4.5 cpe:2.3:a:microsoft:.net_framework:4.5:*:*:*:*:*:*:*
microsoft .net_framework 4.5.1 cpe:2.3:a:microsoft:.net_framework:4.5.1:*:*:*:*:*:*:*

References for CVE-2014-1806

cvelogic Threat Intelligence