CVE-2021-1399— Cisco Unified Communications Manager Self Care Portal Authorization Bypass Vulnerability
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-1399
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View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Cisco Unified Communications Manager Self Care Portal Authorization Bypass Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the Self Care Portal of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an authenticated, remote attacker to modify data on an affected system without proper authorization. The vulnerability is due to insufficient validation of user-supplied data to the Self Care Portal. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify information without proper authorization.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用假设不可变数据进行的认证绕过
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Cisco Self Care Portal 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Cisco Self Care Portal是美国思科（Cisco）公司的一个应用系统。为Cisco Unified IP电话和Jabber应用程序配置用户设置。 Cisco Self Care Portal 存在安全漏洞，攻击者可利用该漏洞可以通过Cisco Unified Communications Manager的Self Care Portal绕过限制，以升级权限。
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 |
|---|---|---|---|---|
| Cisco | Cisco Unified Communications Manager | n/a | - |
II. Public POCs for CVE-2021-1399
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-1399
请登录查看更多情报信息。
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-selfcare-VRWWWHgEvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2021-1399
Same Patch Batch · Cisco · 2021-04-08 · 29 CVEs total
| CVE-2021-1459 | 9.8 CRITICAL | Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote |
| CVE-2021-1362 | 8.8 HIGH | Cisco Unified Communications Products Remote Code Execution Vulnerability |
| CVE-2021-1137 | 7.8 HIGH | Cisco SD-WAN vManage Software Vulnerabilities |
| CVE-2021-1480 | 7.8 HIGH | Cisco SD-WAN vManage Software Vulnerabilities |
| CVE-2021-1479 | 7.8 HIGH | Cisco SD-WAN vManage Software Vulnerabilities |
| CVE-2021-1404 | 7.5 HIGH | Clam AntiVirus (ClamAV) Email Parser Denial of Service Vulnerability |
| CVE-2021-1405 | 7.5 HIGH | Clam AntiVirus (ClamAV) PDF Parser Denial of Service Vulnerability |
| CVE-2021-1252 | 7.5 HIGH | Clam AntiVirus (ClamAV) Excel XLM Parser Denial of Service Vulnerability |
| CVE-2021-1251 | 7.4 HIGH | Cisco Small Business RV Series Routers Link Layer Discovery Protocol Vulnerabilities |
| CVE-2021-1308 | 7.4 HIGH | Cisco Small Business RV Series Routers Link Layer Discovery Protocol Vulnerabilities |
| CVE-2021-1309 | 7.4 HIGH | Cisco Small Business RV Series Routers Link Layer Discovery Protocol Vulnerabilities |
| CVE-2021-1386 | 7.0 HIGH | Cisco Advanced Malware Protection for Endpoints Windows Connector, ClamAV for Windows, an |
| CVE-2021-1485 | 6.6 MEDIUM | Cisco IOS XR Software Command Injection Vulnerability |
| CVE-2021-1475 | 6.5 MEDIUM | Cisco Umbrella Link and CSV Formula Injection Vulnerabilities |
| CVE-2021-1474 | 6.5 MEDIUM | Cisco Umbrella Link and CSV Formula Injection Vulnerabilities |
| CVE-2021-1413 | 6.3 MEDIUM | Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Authenticated Remote C |
| CVE-2021-1414 | 6.3 MEDIUM | Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Authenticated Remote C |
| CVE-2021-1415 | 6.3 MEDIUM | Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Authenticated Remote C |
| CVE-2021-1409 | 6.1 MEDIUM | Cisco Unified Communications Products Cross-Site Scripting Vulnerabilities |
| CVE-2021-1380 | 6.1 MEDIUM | Cisco Unified Communications Products Cross-Site Scripting Vulnerabilities |
Showing top 20 of 29 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Cisco Unified Communications Manager
- CVE-2026-20045
Cisco Unified Communications Products Remote Code Execution - CVE-2025-20361
Cisco Unified Communications Manager Stored Cross-Site Scrip - CVE-2025-20326
Cisco Unified Communications Manager Cross-Site Request Forg - CVE-2025-20309
Cisco Unified Communications Manager Static SSH Credentials - CVE-2020-3420
Cisco Unified Communications Manager Stored Cross-Site Scrip
Same vendor: Cisco
- CVE-2026-20219
Cisco Slido 安全漏洞 - CVE-2026-20034
Cisco Unity Connection Remote Code Execution Vulnerability - CVE-2026-20035
Cisco Unity Connection Server-Side Request Forgery Vulnerabi - CVE-2026-20167
Cisco IoT Field Network Director Remote Device Denial of Ser - CVE-2026-20169
Cisco IoT Field Network Director Command Injection Vulnerabi
Same weakness: CWE-302
- CVE-2026-28510
elabftw allows MFA bypass during login - CVE-2026-27840
ZITADEL's truncated opaque tokens are still valid - CVE-2024-45370
Socomec Easy Config System 安全漏洞 - CVE-2025-47158
Azure DevOps Server Elevation of Privilege Vulnerability - CVE-2025-20285
Cisco Identity Services Engine IP Filter Access Restriction
V. Comments for CVE-2021-1399
No comments yet