CVE-2018-6766
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated,...
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge. The specific flaw exists within the handling of several DLLs (dwmapi.dll, PROPSYS.dll, cscapi.dll, SAMLIB.dll, netbios.dll, winhttp.dll, security.dll, ntmarta.dll, WindowsCodecs.dll, apphelp.dll) loaded by the SwisscomTVMediaHelper.exe process.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge. The specific flaw exists within the handling of several DLLs (dwmapi.dll, PROPSYS.dll, cscapi.dll, SAMLIB.dll, netbios.dll, winhttp.dll, security.dll, ntmarta.dll, WindowsCodecs.dll, apphelp.dll) loaded by the SwisscomTVMediaHelper.exe process.
- Record
CVE-2018-6766- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-427
- Updated
- 2026-11-02
CVE List No score
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge. The specific flaw exists within the handling of several DLLs (dwmapi.dll, PROPSYS.dll, cscapi.dll, SAMLIB.dll, netbios.dll, winhttp.dll, security.dll, ntmarta.dll, WindowsCodecs.dll, apphelp.dll) loaded by the SwisscomTVMediaHelper.exe process.
- Record
CVE-2018-6766- Updated
- 2026-11-02
EUVDEUVD-2018-18513 No score
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge. The specific flaw exists within the handling of several DLLs (dwmapi.dll, PROPSYS.dll, cscapi.dll, SAMLIB.dll, netbios.dll, winhttp.dll, security.dll, ntmarta.dll, WindowsCodecs.dll, apphelp.dll) loaded by the SwisscomTVMediaHelper.exe process.
- Record
EUVD-2018-18513- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xrw6-gq4w-mj7r
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated,...
Swisscom TVMediaHelper 1.1.0.50 contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code on the targeted system. This vulnerability exists due to the way .dll files are loaded. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge. The specific flaw exists within the handling of several DLLs (dwmapi.dll, PROPSYS.dll, cscapi.dll, SAMLIB.dll, netbios.dll, winhttp.dll, security.dll, ntmarta.dll, WindowsCodecs.dll, apphelp.dll) loaded by the SwisscomTVMediaHelper.exe process.
- Record
GHSA-xrw6-gq4w-mj7r- CVSS 3.0
- 7.8 High
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-6766 is a high vulnerability (CVSS 7.8) in Swisscom Tvmediahelper, published March 27, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. No source names a fixed version.