{"vulnerability": "CVE-2021-4104", "sightings": [{"uuid": "fc0034c5-2437-43c0-8503-d3c24bcb0168", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "seen", "source": "https://t.me/freelearningtech/609", "content": "Log4j vulnerability CVSS details\nCVE-2021-44228\u00a0(CVSS score: 10.0) - A remote code execution vulnerability affecting Log4j versions from 2.0-beta9 to 2.14.1 (Fixed in version 2.15.0)\n\nCVE-2021-45046\u00a0(CVSS score: 9.0) - An information leak and remote code execution vulnerability affecting Log4j versions from 2.0-beta9 to 2.15.0, excluding 2.12.2 (Fixed in version 2.16.0)\n\nCVE-2021-45105\u00a0(CVSS score: 7.5) - A denial-of-service vulnerability affecting Log4j versions from 2.0-beta9 to 2.16.0 (Fixed in version 2.17.0)\n\nCVE-2021-4104\u00a0(CVSS score: 8.1) - An untrusted deserialization flaw affecting Log4j version 1.2 (No fix available; Upgrade to version 2.17.0)\n\n\n\u2764\ufe0f\u2764\ufe0f Enjoy and Share \u2764\ufe0f\u2764\ufe0f\n\nSupport Us \u2764\ufe0f\nChannel : @freelearningtech\nGroup : @freelearningtech21\nWebsite : https://freelearningtech.in/", "creation_timestamp": "2021-12-20T06:50:30.000000Z"}, {"uuid": "19156f32-6eb8-4d6a-b0d7-b0c02d19b335", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-41042", "type": "seen", "source": "https://t.me/cibsecurity/45795", "content": "\u203c CVE-2021-41042 \u203c\n\nIn Eclipse Lyo versions 1.0.0 to 4.1.0, a TransformerFactory is initialized with the defaults that do not restrict DTD loading when working with RDF/XML. This allows an attacker to cause an external DTD to be retrieved.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-07-08T00:15:54.000000Z"}, {"uuid": "08da7d8f-13f5-45bb-942b-a972a5394e00", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "seen", "source": "https://t.me/cibsecurity/35700", "content": "\u203c CVE-2022-23302 \u203c\n\nJMSSink in all versions of Log4j 1.x is vulnerable to deserialization of untrusted data when the attacker has write access to the Log4j configuration or if the configuration references an LDAP service the attacker has access to. The attacker can provide a TopicConnectionFactoryBindingName configuration causing JMSSink to perform JNDI requests that result in remote code execution in a similar fashion to CVE-2021-4104. Note this issue only affects Log4j 1.x when specifically configured to use JMSSink, which is not the default. Apache Log4j 1.2 reached end of life in August 2015. Users should upgrade to Log4j 2 as it addresses numerous other issues from the previous versions.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-01-18T18:24:45.000000Z"}, {"uuid": "06e96ce6-c526-4e61-bc40-cf6bd45e6671", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-41043", "type": "seen", "source": "https://t.me/cibsecurity/34974", "content": "\u203c CVE-2021-41043 \u203c\n\nUse after free in tcpslice triggers AddressSanitizer, no other confirmed impact.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-01-05T14:40:41.000000Z"}, {"uuid": "991b3979-babc-4142-bd28-4757888c16de", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "exploited", "source": "https://t.me/GithubRedTeam/1166", "content": "GitHub\u76d1\u63a7\u6d88\u606f\u63d0\u9192\uff01\uff01\uff01\n\n\u66f4\u65b0\u4e86\uff1aCVE-2021\n\u63cf\u8ff0\uff1aVulerability analysis, patch management and exploitation tool CVE-2021-44228 / CVE-2021-45046 / CVE-2021-4104\nURL\uff1ahttps://github.com/TheInterception/Log4J-Simulation-Tool", "creation_timestamp": "2021-12-19T05:14:34.000000Z"}, {"uuid": "afe3cec6-5a2c-4de8-9bba-d67acfe05325", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "exploited", "source": "Telegram/QbzltGTL5MLooH2kEl1qS06h23oJX4UpKYkbnKcssYleTA", "content": "", "creation_timestamp": "2022-01-03T05:49:38.000000Z"}, {"uuid": "2dba51e7-b882-48fc-beff-44450a8120a0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "seen", "source": "https://t.me/ctinow/180602", "content": "https://ift.tt/5bBcrI9\nCVE-2021-4104 | Oracle Communications Order and Service Management 7.4.0/7.4.1 Security deserialization", "creation_timestamp": "2024-02-07T10:06:45.000000Z"}, {"uuid": "115ec8e9-af85-4b54-a94f-fb0644708db5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/1300", "content": "GitHub\u76d1\u63a7\u6d88\u606f\u63d0\u9192\uff01\uff01\uff01\n\n\u66f4\u65b0\u4e86\uff1aCVE-2021\n\u63cf\u8ff0\uff1aLog4j version 1.2.17 without the offending class responsible for CVE-2021-4104.\nURL\uff1ahttps://github.com/open-AIMS/log4j", "creation_timestamp": "2022-01-11T02:48:55.000000Z"}, {"uuid": "9406e351-1efe-4a9a-9f3d-6058466f995e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-41041", "type": "seen", "source": "https://t.me/cibsecurity/41477", "content": "\u203c CVE-2021-41041 \u203c\n\nIn Eclipse Openj9 before version 0.32.0, Java 8 & 11 fail to throw the exception captured during bytecode verification when verification is triggered by a MethodHandle invocation, allowing unverified methods to be invoked using MethodHandles.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-04-27T07:13:04.000000Z"}, {"uuid": "4e830072-5547-49ce-80fb-682188039c43", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "seen", "source": "https://t.me/cibsecurity/33912", "content": "\u203c CVE-2021-4104 \u203c\n\nJMSAppender in Log4j 1.2 is vulnerable to deserialization of untrusted data when the attacker has write access to the Log4j configuration. The attacker can provide TopicBindingName and TopicConnectionFactoryBindingName configurations causing JMSAppender to perform JNDI requests that result in remote code execution in a similar fashion to CVE-2021-44228. Note this issue only affects Log4j 1.2 when specifically configured to use JMSAppender, which is not the default. Apache Log4j 1.2 reached end of life in August 2015. Users should upgrade to Log4j 2 as it addresses numerous other issues from the previous versions.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-12-14T14:13:20.000000Z"}, {"uuid": "bab7814b-d201-4739-8634-5e40dc04c69b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-4104", "type": "exploited", "source": "https://t.me/BlueRedTeam/1548", "content": "#CVE-2021\n#log4j \nVulerability analysis, patch management and exploitation tool CVE-2021-44228 / CVE-2021-45046 / CVE-2021-4104\n\nhttps://github.com/TheInterception/Log4J-Simulation-Tool\n\n@BlueRedTeam", "creation_timestamp": "2021-12-19T10:03:53.000000Z"}]}