{"uuid": "b5e2779d-8ea9-488b-aee7-045fc1c23b28", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-42278", "type": "published-proof-of-concept", "source": "https://t.me/hackersmeet0/2634", "content": "#Blue_Team_Techniques\nActiveScan++ extends Burp Suite's active and passive scanning capabilities\nhttps://github.com/PortSwigger/active-scan-plus-plus\n]-> Log4Shell (CVE-2021-44228) detection to ActiveScan++:\nhttps://github.com/PortSwigger/active-scan-plus-plus/blob/master/activeScan++.py\n]-> Log4j Analysis:\nhttps://y4y.space/2021/12/10/log4j-analysis-more-jndi-injection\n\n#Blue_Team_Techniques\n1. Internal network honeypot for detecting if an attacker/insider threat scans network for log4j CVE-2021-44228\nhttps://github.com/BinaryDefense/log4j-honeypot-flash\n2. Detector for Log4Shell exploitation attempts\nhttps://github.com/Neo23x0/log4shell-detector\n3. Restrict LDAP access via JNDI\nhttps://github.com/apache/logging-log4j2/pull/608\n\n#exploit\n1. CVE-2021-45046:\nLog4j 2.15.0 stills allows for exfiltration of sensitive data\nhttps://www.praetorian.com/blog/log4j-2-15-0-stills-allows-for-exfiltration-of-sensitive-data\n\n2. CVE-2021-41962:\nStored XSS in Vehicle Service Management System 1.0\nin Sourcecodester\nhttps://github.com/lohyt/-CVE-2021-41962\n\n#Blue_Team_Techniques\n1. LOLBins Are No Laughing Matter:\nHow Attackers Operate Quietly\nhttps://www.uptycs.com/blog/lolbins-are-no-laughing-matter\n2. Protection against CVE-2021-45046, the additional Log4j RCE vulnerability\nhttps://blog.cloudflare.com/protection-against-cve-2021-45046-the-additional-log4j-rce-vulnerability\n\n#Threat_Research\n1. Technical Advisory - Lenovo ImController LPE (CVE-2021-3922, CVE-2021-3969)\nhttps://research.nccgroup.com/2021/12/15/technical-advisory-lenovo-imcontroller-local-privilege-escalation-cve-2021-3922-cve-2021-3969\n2. Multiple vulnerabilities in MSI\u2019s products\nhttps://voidsec.com/multiple-vulnerabilities-in-msi-products\n3. Log4j Vulnerability: Attackers Shift Focus From LDAP to RMI\nhttps://blogs.juniper.net/en-us/threat-research/log4j-vulnerability-attackers-shift-focus-from-ldap-to-rmi\n\n#exploit\n1. Android: apps have VM_MAYWRITE access to shared zygote JIT mapping\nhttps://bugs.chromium.org/p/project-zero/issues/detail?id=2227\n\n2. CVE-2021-45105:\nLog4j2 DOS\nhttps://github.com/cckuailong/Log4j_dos_CVE-2021-45105\n\n#Offensive_security\n1. A Detailed Guide on Log4J Penetration Testing\nhttps://www.hackingarticles.in/a-detailed-guide-on-log4j-penetration-testing\n2. Alan C2 Post-exploitation Framework\nhttps://github.com/enkomio/AlanFramework\n3. A honeypot for the Log4Shell vulnerability\nhttps://github.com/thomaspatzke/Log4Pot\n\n#tools\n#Blue_Team_Techniques\n1. Catalyst is a SOAR system that helps to automate alert handling and incident response processes\nhttps://github.com/SecurityBrewery/catalyst\n2. Rogue Assembly Hunter is a utility for discovering 'interesting' .NET CLR modules in running processes\nhttps://github.com/bohops/RogueAssemblyHunter\n3. Detecting Anomalous Network Traffic Resulting from a Successful Log4j Attack\nhttps://www.ironnet.com/blog/detecting-anomalous-network-traffic-resulting-from-a-successful-log4j-attack\n\n#hardening\nExamining Log4j Vulnerabilities in Connected Cars\nand Charging Stations\nhttps://www.trendmicro.com/en_us/research/21/l/examining-log4j-vulnerabilities-in-connected-cars.html\n]-> Guide: How To Detect and Mitigate the Log4Shell Vulnerability (CVE-2021-44228/CVE-2021-45046)\nhttps://www.lunasec.io/docs/blog/log4j-zero-day-mitigation-guide\n\n#Blue_Team_Techniques\nHow to exploit Log4j vulnerabilities in VMWare vCenter\nhttps://www.sprocketsecurity.com/blog/how-to-exploit-log4j-vulnerabilities-in-vmware-vcenter\n\nLog4j Live:\nhttps://github.com/adilsoybali/Log4j-RCE-Scanner\n\n#Offensive_security\n1. JNDI Exploit Kit\nhttps://github.com/pimps/JNDI-Exploit-Kit\n2. CVE-2021-42287/CVE-2021-42278 Scanner & Exploiter\nhttps://github.com/cube0x0/noPac\n// If a Domain Controller is vulnerable it will return a TGT without a PAC, all eyes on small size tickets\n\n#Malware_analysis\nExample of how attackers are trying to push crypto miners\nvia Log4Shell\nhttps://isc.sans.edu/forums/diary/Example+of+how+attackers+are+trying+to+push+crypto+miners+via+Log4Shell/28172", "creation_timestamp": "2026-09-02T01:03:30.136229Z"}