CVE-2013-3183

The TCP/IP implementation in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT does not properly perform memory allocation for inbound ICMPv6 packets, which allows remote attackers to cause a denial of service (system hang) via crafted packets, aka "ICMPv6 Vulnerability."

Published: 2013-08-14 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2013-3183 is rated Moderate Risk (63.4/100): CVSS High severity, with high exploitation likelihood (EPSS 81.53%, 99th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

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

Exploit prediction scoring system (EPSS) score for CVE-2013-3183

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 2025-07-31 84.01% 81.53% -2.47%
2 2025-03-30 83.13% 84.01% +0.88%
3 2025-03-29 83.13%

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-3183

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.8 2.0 HIGH
AV:N/AC:L/Au:N/C:N/I:N/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:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
10.0 6.9 [email protected]

Weakness enumeration for CVE-2013-3183

Affected software / configurations for CVE-2013-3183

Vendor Product Version Raw CPE
microsoft windows_7 cpe:2.3:o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*
microsoft windows_7 cpe:2.3:o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*
microsoft windows_8 cpe:2.3:o:microsoft:windows_8:-:-:x64:*:*:*:*:*
microsoft windows_8 cpe:2.3:o:microsoft:windows_8:-:-:x86:*:*:*:*:*
microsoft windows_rt cpe:2.3:o:microsoft:windows_rt:-:*:*:*:*:*:*:*
microsoft windows_server_2008 cpe:2.3:o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*
microsoft windows_server_2008 cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*
microsoft windows_server_2008 cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x86:*:*:*:*:*
microsoft windows_server_2012 cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
microsoft windows_vista cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*

References for CVE-2013-3183

cvelogic Threat Intelligence