How severe is CVE-2013-3182?

CVE-2013-3182 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2013-3182 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 96% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3182?

CVE-2013-3182 affects Microsoft Windows Server 2012. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-3182?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-3182 published?

CVE-2013-3182 was published on 2013-08-14 and last updated on 2026-06-16.

CVE-2013-3182

CVE-2013-3182 is a high-severity vulnerability in Microsoft Windows Server 2012 with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 96% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 96% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Microsoft Windows Server 2012
Published: 2013-08-14
Last modified: 2026-06-16

Description

The Windows NAT Driver (aka winnat) service in Microsoft Windows Server 2012 does not properly validate memory addresses during the processing of ICMP packets, which allows remote attackers to cause a denial of service (memory corruption and system hang) via crafted packets, aka "Windows NAT Denial of Service Vulnerability."

Frequently asked questions

What is CVE-2013-3182?: The Windows NAT Driver (aka winnat) service in Microsoft Windows Server 2012 does not properly validate memory addresses during the processing of ICMP packets, which allows remote attackers to cause a denial of service (memory corruption and system hang) via crafted packets, aka "Windows NAT Denial of Service Vulnerability."
How severe is CVE-2013-3182?: CVE-2013-3182 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2013-3182 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 96% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3182?: CVE-2013-3182 affects Microsoft Windows Server 2012. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-3182?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-3182 published?: CVE-2013-3182 was published on 2013-08-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Windows Server 2012

CVE-2020-1467 — Critical (CVSS 10.0): An elevation of privilege vulnerability exists when Windows improperly handles hard links. An attacker who successfully…
CVE-2020-1350 — Critical (CVSS 10.0): A remote code execution vulnerability exists in Windows Domain Name System servers when they fail to properly handle…
CVE-2015-2373 — Critical (CVSS 10.0): The Remote Desktop Protocol (RDP) server service in Microsoft Windows 7 SP1, Windows 8, and Windows Server 2012 allows…
CVE-2015-0014 — Critical (CVSS 10.0): Buffer overflow in the Telnet service in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2…
CVE-2014-6321 — Critical (CVSS 10.0): Schannel in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1,…
CVE-2013-3195 — Critical (CVSS 10.0): The DSA_InsertItem function in Comctl32.dll in the Windows common control library in Microsoft Windows XP SP2, Windows…

All CVEs affecting Microsoft Windows Server 2012 →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…
CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →