HIGH
A buffer overflow in Smart Card authentication code in gpkcsp.dll in Microsoft Windows XP through SP3 and Server 2003 through SP2 allows a remote attacker to execute arbitrary code on the target computer, provided that the computer is joined in a Windows domain and has Remote Desktop Protocol connectivity (or Terminal Services) enabled
Published Jun 22, 2017
8.1
HIGHCVSS 3.0
EPSS 45.77%
Description
A buffer overflow in Smart Card authentication code in gpkcsp.dll in Microsoft Windows XP through SP3 and Server 2003 through SP2 allows a remote attacker to execute arbitrary code on the target computer, provided that the computer is joined in a Windows domain and has Remote Desktop Protocol connectivity (or Terminal Services) enabled.
Affected products
-
- Version Microsoft Windows Server 2003 SP1, SP2 Windows XP - SP3StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Windows Server 2003 SP1, SP2 Windows XP - SP3 | n/a |
|
OR
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
8.1 HIGH NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
45.77% 0.45775
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.45775
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (33 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 45.77% (0.45775) | 98.77th | v5 (v2026.06.15) |
| Sep 22, 2026 | 45.77% (0.45775) | 98.75th | v5 (v2026.06.15) |
| Sep 21, 2026 | 49.09% (0.49091) | 98.86th | v5 (v2026.06.15) |
| Sep 6, 2026 | 45.77% (0.45775) | 98.72th | v5 (v2026.06.15) |
| Sep 5, 2026 | 49.09% (0.49091) | 98.84th | v5 (v2026.06.15) |
| Aug 30, 2026 | 45.77% (0.45775) | 98.71th | v5 (v2026.06.15) |
| Aug 28, 2026 | 49.09% (0.49091) | 98.83th | v5 (v2026.06.15) |
| Aug 24, 2026 | 45.77% (0.45775) | 98.70th | v5 (v2026.06.15) |
| Aug 23, 2026 | 49.09% (0.49091) | 98.83th | v5 (v2026.06.15) |
| Jun 15, 2026 | 45.93% (0.45927) | 98.65th | v5 (v2026.06.15) |
| Apr 25, 2026 | 70.19% (0.70190) | 98.69th | v4 (v2025.03.14) |
| Dec 4, 2025 | 57.67% (0.57669) | 98.05th | v4 (v2025.03.14) |
| Nov 5, 2025 | 56.62% (0.56618) | 98.01th | v4 (v2025.03.14) |
| Oct 24, 2025 | 63.87% (0.63872) | 98.32th | v4 (v2025.03.14) |
| Apr 20, 2025 | 62.56% (0.62562) | 98.22th | v4 (v2025.03.14) |
| Mar 17, 2025 | 61.12% (0.61125) | 98.13th | v4 (v2025.03.14) |
| Dec 17, 2024 | 71.61% (0.71608) | 98.25th | v3 (v2023.03.01) |
| Sep 22, 2024 | 85.52% (0.85516) | 98.59th | v3 (v2023.03.01) |
| Aug 14, 2024 | 79.03% (0.79035) | 98.32th | v3 (v2023.03.01) |
| Jul 4, 2024 | 80.15% (0.80154) | 98.33th | v3 (v2023.03.01) |
| Sep 26, 2023 | 82.62% (0.82617) | 98.00th | v3 (v2023.03.01) |
| Jun 2, 2023 | 85.80% (0.85801) | 98.03th | v3 (v2023.03.01) |
| May 2, 2023 | 90.30% (0.90300) | 98.26th | v3 (v2023.03.01) |
| Apr 7, 2023 | 92.69% (0.92692) | 98.45th | v3 (v2023.03.01) |
| Mar 8, 2023 | 93.79% (0.93792) | 98.57th | v3 (v2023.03.01) |
| Mar 7, 2023 | 95.19% (0.95186) | 98.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 64.90% (0.64901) | 99.03th | v2 (v2022.01.01) |
| Mar 19, 2022 | 64.90% (0.64901) | 98.82th | v2 (v2022.01.01) |
| Feb 4, 2022 | 60.15% (0.60154) | 98.62th | v2 (v2022.01.01) |
| Feb 3, 2022 | 27.22% (0.27219) | 95.73th | v1 |
| Jan 6, 2022 | 27.22% (0.27219) | 95.68th | v1 |
| Sep 1, 2021 | 27.22% (0.27219) | 98.34th | v1 |
| Apr 14, 2021 | 27.22% (0.27219) | 0.00th | v1 |
Weaknesses (1)
References (6)
- http://www.securityfocus.com/bid/98550 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/98752 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://blog.0patch.com/2017/06/a-quick-analysis-of-microsofts.html x_refsource_MISC
- https://blog.fortinet.com/2017/05/11/deep-analysis-of-esteemaudit x_refsource_MISCExploitThird Party Advisory
- https://blogs.technet.microsoft.com/msrc/2017/04/14/protecting-customers-and-evaluating-risk/ x_refsource_MISCPatchVendor Advisory
- https://support.microsoft.com/en-us/help/4022747/security-update-for-windows-xp-and-windows-server-2003 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/98550 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/98752 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://blog.0patch.com/2017/06/a-quick-analysis-of-microsofts.html | x_refsource_MISC | |
| https://blog.fortinet.com/2017/05/11/deep-analysis-of-esteemaudit | x_refsource_MISCExploitThird Party Advisory | |
| https://blogs.technet.microsoft.com/msrc/2017/04/14/protecting-customers-and-evaluating-risk/ | x_refsource_MISCPatchVendor Advisory | |
| https://support.microsoft.com/en-us/help/4022747/security-update-for-windows-xp-and-windows-server-2003 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Jun 22, 2017
Updated Aug 5, 2024
Reserved Sep 9, 2016
Link CVE-2017-0176
CISA Vulnrichment
Updated n/a