CVE-2017-0176

high-risk
Published 2017-06-22

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.

Do I need to act?

!
57.7% chance of exploitation in next 30 days
EPSS score — higher than 42% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Products (6)

Affected Vendors

Microsoft

References (12)

Third Party Advisory http://www.securityfocus.com/bid/98550
Third Party Advisory http://www.securityfocus.com/bid/98752
https://blog.0patch.com/2017/06/a-quick-analysis-of-microsofts.html
Exploit https://blog.fortinet.com/2017/05/11/deep-analysis-of-esteemaudit
Patch https://blogs.technet.microsoft.com/msrc/2017/04/14/protecting-customers-and-eva...
Patch https://support.microsoft.com/en-us/help/4022747/security-update-for-windows-xp-...
Third Party Advisory http://www.securityfocus.com/bid/98550
Third Party Advisory http://www.securityfocus.com/bid/98752
https://blog.0patch.com/2017/06/a-quick-analysis-of-microsofts.html
Exploit https://blog.fortinet.com/2017/05/11/deep-analysis-of-esteemaudit
Patch https://blogs.technet.microsoft.com/msrc/2017/04/14/protecting-customers-and-eva...
Patch https://support.microsoft.com/en-us/help/4022747/security-update-for-windows-xp-...
55
/ 100
high-risk
Severity 24/34 · High
Exploitability 18/34 · Moderate
Exposure 13/34 · Low