{"vulnerability": "cve-2021-1473", "sightings": [{"uuid": "a94e966f-872f-46a5-8f25-e45d1840690b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "MISP/a1e796df-2ad8-4c8d-8b69-737a004e72dd", "content": "", "creation_timestamp": "2025-02-06T03:13:44.000000Z"}, {"uuid": "1ee1ae43-74af-45b2-99e6-697cbcd8384e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "MISP/a1e796df-2ad8-4c8d-8b69-737a004e72dd", "content": "", "creation_timestamp": "2025-02-23T04:10:33.000000Z"}, {"uuid": "8ff85fcc-7c9e-4b87-964e-cd482818b949", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/cisco_rv_series_authbypass_and_rce.rb", "content": "", "creation_timestamp": "2022-02-01T16:55:14.000000Z"}, {"uuid": "fa8f55e4-8c8b-4606-a966-ef48c9b45b3c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://t.me/pwnwiki_zhchannel/529", "content": "CVE-2021-1472&CVE-2021-1473 Cisco RV \u8eab\u4efd\u9a57\u8b49\u7e5e\u904e&\u547d\u4ee4\u57f7\u884c\u6f0f\u6d1e\nhttps://www.pwnwiki.org/index.php?title=CVE-2021-1472%26CVE-2021-1473_Cisco_RV_%E8%BA%AB%E4%BB%BD%E9%A9%97%E8%AD%89%E7%B9%9E%E9%81%8E%26%E5%91%BD%E4%BB%A4%E5%9F%B7%E8%A1%8C%E6%BC%8F%E6%B4%9E", "creation_timestamp": "2021-05-30T02:19:08.000000Z"}, {"uuid": "74c6adcb-8b26-4adb-8180-1eb2a8371236", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityTechnologies/3127", "content": "#Threat_Research \n1. In-depth analysis of the Xstream deserialization RCE vulnerability (PoCs for CVE-2021-21345, CVE-2021-21347, CVE-2021-21350, CVE-2021-21351)\nhttp://blog.topsec.com.cn/xstream\u53cd\u5e8f\u5217\u5316\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u6df1\u5165\u5206\u6790\n2. Cisco RV34X Series:\n- RV34X /upload Authorization Bypass (CVE-2021-1472)\n- RV34X OS Command injection in Cookie string (CVE-2021-1473)\nhttps://www.iot-inspector.com/blog/advisory-cisco-rv34x-authentication-bypass-remote-command-execution", "creation_timestamp": "2021-04-15T11:02:09.000000Z"}, {"uuid": "aac04d94-1123-4580-b6f6-eeea4353131d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://t.me/cissp/2952", "content": "Threat Research \n1. In-depth analysis of the Xstream deserialization RCE vulnerability (PoCs for CVE-2021-21345, CVE-2021-21347, CVE-2021-21350, CVE-2021-21351)\nhttp://blog.topsec.com.cn/xstream\u53cd\u5e8f\u5217\u5316\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u6df1\u5165\u5206\u6790\n2. Cisco RV34X Series:\n- RV34X /upload Authorization Bypass (CVE-2021-1472)\n- RV34X OS Command injection in Cookie string (CVE-2021-1473)\nhttps://www.iot-inspector.com/blog/advisory-cisco-rv34x-authentication-bypass-remote-command-execution\n\n Malware analysis\n1. BRATA Malware Poses as Android Security Scanners on Google Play Store\nhttps://thehackernews.com/2021/04/brata-malware-poses-as-android-security.html\n2. Carbine Loader Cryptojacking Campaign\nhttps://www.lacework.com/carbine-loader-cryptojacking-campaign\n3. Linux/Mac Malware included in npm Module\ud83d\ude03\nhttps://blog.sonatype.com/damaging-linux-mac-malware-bundled-within-browserify-npm-brandjack-attempt", "creation_timestamp": "2026-09-01T17:00:54.927987Z"}, {"uuid": "b87f30c2-6512-448a-813d-0b369e6dcf94", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://t.me/cissp/2952", "content": "Threat Research \n1. In-depth analysis of the Xstream deserialization RCE vulnerability (PoCs for CVE-2021-21345, CVE-2021-21347, CVE-2021-21350, CVE-2021-21351)\nhttp://blog.topsec.com.cn/xstream\u53cd\u5e8f\u5217\u5316\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u6df1\u5165\u5206\u6790\n2. Cisco RV34X Series:\n- RV34X /upload Authorization Bypass (CVE-2021-1472)\n- RV34X OS Command injection in Cookie string (CVE-2021-1473)\nhttps://www.iot-inspector.com/blog/advisory-cisco-rv34x-authentication-bypass-remote-command-execution\n\n Malware analysis\n1. BRATA Malware Poses as Android Security Scanners on Google Play Store\nhttps://thehackernews.com/2021/04/brata-malware-poses-as-android-security.html\n2. Carbine Loader Cryptojacking Campaign\nhttps://www.lacework.com/carbine-loader-cryptojacking-campaign\n3. Linux/Mac Malware included in npm Module\ud83d\ude03\nhttps://blog.sonatype.com/damaging-linux-mac-malware-bundled-within-browserify-npm-brandjack-attempt", "creation_timestamp": "2026-09-02T01:04:45.503585Z"}, {"uuid": "06bc67a0-e97a-4c4b-8818-322c40adc295", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/cisco_rv_series_authbypass_and_rce.rb", "content": "{\"aliases\": [], \"arch\": \"cmd, armle\", \"author\": [\"Takeshi Shiomitsu\", \"jbaines-r7\"], \"autofilter_ports\": [80, 8080, 443, 8000, 8888, 8880, 8008, 3000, 8443], \"autofilter_services\": [\"http\", \"https\"], \"check\": true, \"default_credential\": false, \"description\": \"This module exploits an authentication bypass (CVE-2021-1472) and command injection (CVE-2021-1473)\\n          in the Cisco Small Business RV series of VPN/routers. The device does not adequately verify the\\n          credentials in the HTTP Authorization field when requests are made to the /upload endpoint. Then\\n          the upload.cgi binary will use the contents of the HTTP Cookie field as part of a `curl` request\\n          aimed at an internal endpoint. The curl request is executed using `popen` and allows the attacker\\n          to inject commands via the Cookie field.\\n\\n          A remote and unauthenticated attacker using this module is able to achieve code execution as `www-data`.\\n\\n          This module affects the RV340, RV340w, RV345, and RV345P using firmware versions 1.0.03.20 and below.\", \"disclosure_date\": \"2021-04-07\", \"fullname\": \"exploit/linux/http/cisco_rv_series_authbypass_and_rce\", \"is_install_path\": true, \"mod_time\": \"2025-12-17 16:12:31 +0000\", \"name\": \"Cisco Small Business RV Series Authentication Bypass and Command Injection\", \"needs_cleanup\": true, \"notes\": {\"Reliability\": [\"repeatable-session\"], \"SideEffects\": [\"ioc-in-logs\", \"artifacts-on-disk\"], \"Stability\": [\"crash-safe\"]}, \"path\": \"/modules/exploits/linux/http/cisco_rv_series_authbypass_and_rce.rb\", \"platform\": \"Linux,Unix\", \"post_auth\": false, \"rank\": 600, \"ref_name\": \"linux/http/cisco_rv_series_authbypass_and_rce\", \"references\": [\"CVE-2021-1472\", \"CVE-2021-1473\", \"URL-https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-rv-bypass-inject-Rbhgvfdx\", \"URL-https://seclists.org/fulldisclosure/2021/Apr/39\", \"URL-https://www.iot-inspector.com/blog/advisory-cisco-rv34x-authentication-bypass-remote-command-execution/\"], \"rport\": 443, \"session_types\": false, \"targets\": [\"Unix Command\", \"Linux Dropper\"], \"type\": \"exploit\"}", "creation_timestamp": "2026-09-08T06:48:27.775844Z"}, {"uuid": "a118e6c1-1349-4316-9f4f-9f3e151f62c6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://t.me/cissp/2952", "content": "Threat Research \n1. In-depth analysis of the Xstream deserialization RCE vulnerability (PoCs for CVE-2021-21345, CVE-2021-21347, CVE-2021-21350, CVE-2021-21351)\nhttp://blog.topsec.com.cn/xstream\u53cd\u5e8f\u5217\u5316\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u6df1\u5165\u5206\u6790\n2. Cisco RV34X Series:\n- RV34X /upload Authorization Bypass (CVE-2021-1472)\n- RV34X OS Command injection in Cookie string (CVE-2021-1473)\nhttps://www.iot-inspector.com/blog/advisory-cisco-rv34x-authentication-bypass-remote-command-execution\n\n Malware analysis\n1. BRATA Malware Poses as Android Security Scanners on Google Play Store\nhttps://thehackernews.com/2021/04/brata-malware-poses-as-android-security.html\n2. Carbine Loader Cryptojacking Campaign\nhttps://www.lacework.com/carbine-loader-cryptojacking-campaign\n3. Linux/Mac Malware included in npm Module\ud83d\ude03\nhttps://blog.sonatype.com/damaging-linux-mac-malware-bundled-within-browserify-npm-brandjack-attempt", "creation_timestamp": "2026-09-11T10:00:06.081036Z"}, {"uuid": "b6263883-339a-49ed-8efa-b1b92bc99dd7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-1473", "type": "seen", "source": "https://t.me/cissp/2952", "content": "Threat Research \n1. In-depth analysis of the Xstream deserialization RCE vulnerability (PoCs for CVE-2021-21345, CVE-2021-21347, CVE-2021-21350, CVE-2021-21351)\nhttp://blog.topsec.com.cn/xstream\u53cd\u5e8f\u5217\u5316\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u6df1\u5165\u5206\u6790\n2. Cisco RV34X Series:\n- RV34X /upload Authorization Bypass (CVE-2021-1472)\n- RV34X OS Command injection in Cookie string (CVE-2021-1473)\nhttps://www.iot-inspector.com/blog/advisory-cisco-rv34x-authentication-bypass-remote-command-execution\n\n Malware analysis\n1. BRATA Malware Poses as Android Security Scanners on Google Play Store\nhttps://thehackernews.com/2021/04/brata-malware-poses-as-android-security.html\n2. Carbine Loader Cryptojacking Campaign\nhttps://www.lacework.com/carbine-loader-cryptojacking-campaign\n3. Linux/Mac Malware included in npm Module\ud83d\ude03\nhttps://blog.sonatype.com/damaging-linux-mac-malware-bundled-within-browserify-npm-brandjack-attempt", "creation_timestamp": "2026-09-12T00:00:43.476808Z"}]}