How severe is CVE-2012-1850?

CVE-2012-1850 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-1850 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 27% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-1850?

CVE-2012-1850 primarily affects Microsoft Windows 7. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-1850?

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

When was CVE-2012-1850 published?

CVE-2012-1850 was published on 2012-08-15 and last updated on 2026-06-16.

CVE-2012-1850

CVE-2012-1850 is a medium-severity vulnerability in Microsoft Windows 7 with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 27% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 27% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Microsoft Windows 7
Published: 2012-08-15
Last modified: 2026-06-16

Description

The Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly handle RAP responses, which allows remote attackers to cause a denial of service (service hang) via crafted RAP packets, aka "Remote Administration Protocol Denial of Service Vulnerability."

Frequently asked questions

What is CVE-2012-1850?: The Remote Administration Protocol (RAP) implementation in the LanmanWorkstation service in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly handle RAP responses, which allows remote attackers to cause a denial of service (service hang) via crafted RAP packets, aka "Remote Administration Protocol Denial of Service Vulnerability."
How severe is CVE-2012-1850?: CVE-2012-1850 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-1850 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 27% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1850?: CVE-2012-1850 primarily affects Microsoft Windows 7. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-1850?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-1850 published?: CVE-2012-1850 was published on 2012-08-15 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:o:microsoft:windows_7:*:*:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:*:*:x86:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:r2:itanium:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:r2:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x86:*:*:*:*:*
cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*

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