CVE-2013-1296

published 2013-04-09

CVE-2013-1296: The Remote Desktop ActiveX control in mstscax.dll in Microsoft Remote Desktop Connection Client 6.1 and 7.0 does not properly handle objects in memory, which…

Priority P3 57 critical 9.3 CVSS 2.0

AV N AC M Au N C C I C A C

The Remote Desktop ActiveX control in mstscax.dll in Microsoft Remote Desktop Connection Client 6.1 and 7.0 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code via a web page that triggers access to a deleted object, and allows remote RDP servers to execute arbitrary code via unspecified vectors that trigger access to a deleted object, aka "RDP ActiveX Control Remote Code Execution Vulnerability."

Affected

2 ranges

Vendor	Product	Version range	Fixed in
microsoft	remote_desktop_connection	—	—
microsoft	remote_desktop_connection	—	—

Detection & IOCs extracted from sources · hover to see the quote

filename mstscax.dll↗

• → Monitor for web pages triggering access to the Remote Desktop ActiveX control (mstscax.dll) in a browser context, which may indicate exploitation via a specially crafted webpage. ↗
• → Alert on use-after-free / deleted object access patterns within mstscax.dll, particularly when loaded in a browser process (ActiveX context). ↗

• · Exploitation also possible via a malicious RDP server (not just web-based attack vector), so network-side RDP traffic from untrusted servers should also be considered in scope. ↗

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CWE-94