CVE-2021-21994
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-21994
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
SFCB (Small Footprint CIM Broker) as used in ESXi has an authentication bypass vulnerability. A malicious actor with network access to port 5989 on ESXi may exploit this issue to bypass SFCB authentication by sending a specially crafted request.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
VMware ESXi 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vmware VMware ESXi是美国威睿（Vmware）公司的一套可直接安装在物理服务器上的服务器虚拟化平台。 VMware ESXi 中存在授权问题漏洞，该漏洞源于产品的 SFCB 的鉴权功能存在漏洞，攻击者可通过对 5989 端口发送特殊的请求来绕过SFCB认证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | VMware ESXi and VMware Cloud Foundation | VMware ESXi(7.0 before ESXi70U2-17630552, 6.7 before ESXi670-202103101-SG, 6.5 before ESXi650-202107401-SG) and VMware Cloud Foundation (4.x, 3.x before 3.10.2) | - |
II. Public POCs for CVE-2021-21994
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-21994
请登录查看更多情报信息。
- https://www.vmware.com/security/advisories/VMSA-2021-0014.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-21994
Same Patch Batch · n/a · 2021-07-13 · 42 CVEs total
| CVE-2020-20252 | MikroTik RouterOS 代码问题漏洞 | |
| CVE-2021-36122 | Echo ShareCare 参数注入漏洞 | |
| CVE-2020-22873 | Jsish 缓冲区错误漏洞 | |
| CVE-2020-22874 | Jsish 输入验证错误漏洞 | |
| CVE-2020-22875 | Jsish 输入验证错误漏洞 | |
| CVE-2020-22876 | QuickJS 缓冲区错误漏洞 | |
| CVE-2020-22882 | moddable 输入验证错误漏洞 | |
| CVE-2020-22884 | Espruino 缓冲区错误漏洞 | |
| CVE-2020-22885 | ccxvii mujs 缓冲区错误漏洞 | |
| CVE-2020-22886 | ccxvii mujs 缓冲区错误漏洞 | |
| CVE-2020-22907 | Jshish 缓冲区错误漏洞 | |
| CVE-2021-36121 | Echo ShareCare 代码问题漏洞 | |
| CVE-2021-31217 | SolarWinds DameWare Mini Remote Control 权限许可和访问控制问题漏洞 | |
| CVE-2021-22000 | VMware Thinapp 代码问题漏洞 | |
| CVE-2021-21995 | VMware ESXi 缓冲区错误漏洞 | |
| CVE-2020-19717 | Bento4 代码问题漏洞 | |
| CVE-2020-19718 | Bento4 代码问题漏洞 | |
| CVE-2020-19719 | Bento4 安全漏洞 | |
| CVE-2020-19720 | Bento4 缓冲区错误漏洞 | |
| CVE-2020-19721 | Bento4 缓冲区错误漏洞 |
Showing top 20 of 42 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8276
bettercap MySQL Server mysql_server.go integer coercion - CVE-2026-8275
bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2021-21994
No comments yet