CVE•Published 2021-11-10•Modified 2026-08-19•1 article on news•5 live references•NVD data
CVE-2021-42278Microsoft · Windows_server_2004
Vulnerability data via NVD (ingested)
CVSS v3.1
7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
99
Exploit Prediction Scoring System · top 1% of all CVEs
Description
Active Directory Domain Services Elevation of Privilege Vulnerability
Timeline
Published 2021-11-10
Modified 2026-08-19
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2021-42278Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Windows Server 2004"Hosts Shodan identified as running Windows Server 2004.
More intel sources (5)
Shodan report
vuln:CVE-2021-42278Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-42278Censys host search filtered to this CVE id.
grep.app
CVE-2021-42278Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-42278GitHub code search for direct mentions.
Google dork
"CVE-2021-42278" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (8)
CVE-2021-422788 repos
Mr-xn/Penetration_Testing_POCHTML
渗透测试有关的POC、EXP、脚本、提权、小工具等---About penetration-testing python-script poc getshell csrf xss cms php-getshell domainmod-xss csrf-webshell cobub-razor cve rce sql sql-poc poc-exp bypas…
S1ckB0y1337/Active-Directory-Exploitation-Cheat-Sheetunknown
A cheat sheet that contains common enumeration and attack methods for Windows Active Directory.
k8gege/LadonC#
Ladon大型内网渗透扫描器，PowerShell、Cobalt Strike插件、内存加载、无文件扫描。含端口扫描、服务识别、网络资产探测、密码审计、高危漏洞检测、漏洞利用、密码读取以及一键GetShell，支持批量A段/B段/C段以及跨网段扫描，支持URL、主机、域名列表扫描等。网络资产探测32种协议(ICMP\NBT\DNS\MAC\SMB\WMI\S…
infosecn1nja/AD-Attack-Defenseunknown
Attack and defend active directory using modern post exploitation adversary tradecraft activity
Threekiii/Awesome-RedteamPython
一个攻防知识库。A knowledge base for red teaming and offensive security.
jekil/awesome-hackingPython
Awesome hacking is an awesome collection of hacking tools.
0xsyr0/OSCPPowerShell
OSCP Cheat Sheet
ReAbout/web-secPython
WEB安全手册(红队安全技能栈)，漏洞理解，漏洞利用，代码审计和渗透测试总结。【持续更新】