The vulnerability of the FreeRDP remote desktop protocol lies in the fact that resources are not released after their useful life has ended. This allows a malicious actor to cause service failures.

The vulnerability of the FreeRDPr remote desktop protocol implementation is related to the failure to release resources after the expiration of their useful lifespan. Exploiting this vulnerability allows a malicious actor to cause service failures...

CVE-2020-11098

In FreeRDP before version 2.1.2, there is an out-of-bound read in glyphcacheput. This affects all FreeRDP clients with +glyph-cache option enabled This is fixed in version 2.1.2...

CVE-2020-4031

In FreeRDP before version 2.1.2, there is a use-after-free in gdiSelectObject. All FreeRDP clients using compatibility mode with /relax-order-checks are affected. This is fixed in version 2.1.2...

CVE-2020-4033

In FreeRDP before version 2.1.2, there is an out of bounds read in RLEDECOMPRESS. All FreeRDP based clients with sessions with color depth 32 are affected. This is fixed in version 2.1.2...

CVE-2020-11099

In FreeRDP before version 2.1.2, there is an out of bounds read in licensereadneworupgradelicensepacket. A manipulated license packet can lead to out of bound reads to an internal buffer. This is fixed in version 2.1.2...

CVE-2020-4030

In FreeRDP before version 2.1.2, there is an out of bounds read in TrioParse. Logging might bypass string length checks due to an integer overflow. This is fixed in version 2.1.2...

CVE-2020-11099

In FreeRDP before version 2.1.2, there is an out of bounds read in licensereadneworupgradelicensepacket. A manipulated license packet can lead to out of bound reads to an internal buffer. This is fixed in version 2.1.2...

CVE-2020-11096

In FreeRDP before version 2.1.2, there is a global OOB read in updatereadcachebitmapv3order. As a workaround, one can disable bitmap cache with -bitmap-cache default. This is fixed in version 2.1.2...

CVE-2020-11098

In FreeRDP before version 2.1.2, there is an out-of-bound read in glyphcacheput. This affects all FreeRDP clients with +glyph-cache option enabled This is fixed in version 2.1.2...

CVE-2020-4033

In FreeRDP before version 2.1.2, there is an out of bounds read in RLEDECOMPRESS. All FreeRDP based clients with sessions with color depth 32 are affected. This is fixed in version 2.1.2...

CVE-2020-4031

In FreeRDP before version 2.1.2, there is a use-after-free in gdiSelectObject. All FreeRDP clients using compatibility mode with /relax-order-checks are affected. This is fixed in version 2.1.2...

CVE-2020-4032

In FreeRDP before version 2.1.2, there is an integer casting vulnerability in updaterecvsecondaryorder. All clients with +glyph-cache /relax-order-checks are affected. This is fixed in version 2.1.2...

CVE-2020-11097

In FreeRDP before version 2.1.2, an out of bounds read occurs resulting in accessing a memory location that is outside of the boundaries of the static array PRIMARYDRAWINGORDERFIELDBYTES. This is fixed in version 2.1.2...

CVE-2020-11095

In FreeRDP before version 2.1.2, an out of bound reads occurs resulting in accessing a memory location that is outside of the boundaries of the static array PRIMARYDRAWINGORDERFIELDBYTES. This is fixed in version 2.1.2...

PT-2020-5624

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 2.1.2 Description The issue is related to an integer casting vulnerability in the update recv secondary order function of the FreeRDP protocol implementation. This vulnerability affects all clients with +glyph-cache...

PT-2020-5649

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 2.1.2 Description The issue is related to a use-after-free error in the gdi SelectObject component of the FreeRDP protocol implementation. This error occurs when memory is accessed after it has been freed. Exploitatio...

PT-2020-5631

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 2.1.2 Description The issue is related to an out of bound read in the PRIMARY DRAWING ORDER FIELD BYTES array, which can result in accessing a memory location outside of the array's boundaries. This can potentially...

CVE-2020-11041

In FreeRDP less than or equal to 2.0.0, an outside controlled array index is used unchecked for data used as configuration for sound backend alsa, oss, pulse, .... The most likely outcome is a crash of the client instance followed by no or distorted sound or a session disconnect. If a user cannot...

CVE-2020-11039

In FreeRDP less than or equal to 2.0.0, when using a manipulated server with USB redirection enabled nearly arbitrary memory can be read and written due to integer overflows in length checks. This has been patched in 2.1.0. Mitigation To mitigate this flaw, do not enable USB redirection in the...

CVE-2020-11040

In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in cleardecompresssubcoderlex, visualized on screen as color. This has been patched in 2.1.0. Mitigation The flaw can be mitigated by not running the freerdp client with the /gfx connection modes and/or not...