In FreeRDP before version 2.1.2, there is an integer casting vulnerability in updaterecvsecondary_order. All clients with +glyph-cache /relax-order-checks are affected. This is fixed in version 2.1.2.
[
{
"source": "https://github.com/freerdp/freerdp/commit/e7bffa64ef5ed70bac94f823e2b95262642f5296",
"id": "CVE-2020-4032-1344be3a",
"deprecated": false,
"signature_version": "v1",
"target": {
"file": "libfreerdp/core/orders.c"
},
"signature_type": "Line",
"digest": {
"threshold": 0.9,
"line_hashes": [
"211889767179519173455068629310267974284",
"334927881132409541979265657637039224257",
"125691199281154487069690645935125695952",
"77532769544972190200999251155990726791",
"67029106465826423111109996019476956999",
"313269914942080972671094399161922550887",
"277544835550004491785070392949723264825",
"101102201726170294312828920890868128373",
"336166737119220773218571225468425473610"
]
}
},
{
"source": "https://github.com/freerdp/freerdp/commit/e7bffa64ef5ed70bac94f823e2b95262642f5296",
"id": "CVE-2020-4032-aeadc66e",
"deprecated": false,
"signature_version": "v1",
"target": {
"function": "update_recv_secondary_order",
"file": "libfreerdp/core/orders.c"
},
"signature_type": "Function",
"digest": {
"length": 3193.0,
"function_hash": "196418727696739161854493157417758626567"
}
}
]