{"uuid": "7b790f41-93d4-4c98-a3f9-21ef3cd9c458", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2012-3993", "type": "seen", "source": "https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/browser/firefox_proto_crmfrequest.rb", "content": "{\"aliases\": [], \"arch\": \"firefox, x86, x86_64, x64, mips, mipsle, mipsbe, mips64, mips64le, ppc, ppce500v2, ppc64, ppc64le, cbea, cbea64, sparc, sparc64, armle, armbe, aarch64, cmd, php, tty, java, ruby, dalvik, python, nodejs, zarch, r, riscv32be, riscv32le, riscv64be, riscv64le, loongarch64\", \"author\": [\"Mariusz Mlynski\", \"moz_bug_r_a4\", \"joev \"], \"autofilter_ports\": [], \"autofilter_services\": [], \"check\": false, \"default_credential\": false, \"description\": \"On versions of Firefox from 5.0 to 15.0.1, the InstallTrigger global, when given\\n          invalid input, would throw an exception that did not have an __exposedProps__\\n          property set. By re-setting this property on the exception object's prototype,\\n          the chrome-based defineProperty method is made available.\\n\\n          With the defineProperty method, functions belonging to window and document can be\\n          overridden with a function that gets called from chrome-privileged context. From here,\\n          another vulnerability in the crypto.generateCRMFRequest function is used to \\\"peek\\\"\\n          into the context's private scope. Since the window does not have a chrome:// URL,\\n          the insecure parts of Components.classes are not available, so instead the AddonManager\\n          API is invoked to silently install a malicious plugin.\", \"disclosure_date\": \"2013-08-06\", \"fullname\": \"exploit/multi/browser/firefox_proto_crmfrequest\", \"is_install_path\": true, \"mod_time\": \"2025-06-23 12:43:46 +0000\", \"name\": \"Firefox 5.0 - 15.0.1 __exposedProps__ XCS Code Execution\", \"needs_cleanup\": null, \"notes\": {\"Reliability\": [\"unknown-reliability\"], \"SideEffects\": [\"unknown-side-effects\"], \"Stability\": [\"unknown-stability\"]}, \"path\": \"/modules/exploits/multi/browser/firefox_proto_crmfrequest.rb\", \"platform\": \"Firefox,Java,Linux,OSX,Solaris,Windows\", \"post_auth\": false, \"rank\": 600, \"ref_name\": \"multi/browser/firefox_proto_crmfrequest\", \"references\": [\"CVE-2012-3993\", \"URL-https://bugzilla.mozilla.org/show_bug.cgi?id=768101\", \"CVE-2013-1710\"], \"rport\": null, \"session_types\": false, \"targets\": [\"Universal (Javascript XPCOM Shell)\", \"Native Payload\"], \"type\": \"exploit\"}", "creation_timestamp": "2026-09-08T06:49:35.671815Z"}