CVE-2021-34738— Cisco Identity Services Engine Cross-Site Scripting Vulnerabilities
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I. Basic Information for CVE-2021-34738
Vulnerability Information
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Vulnerability Title
Cisco Identity Services Engine Cross-Site Scripting Vulnerabilities
Source: NVD (National Vulnerability Database)
Vulnerability Description
Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine (ISE) Software could allow an attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Identity Services Engine 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Identity Services Engine（ISE）是美国思科（Cisco）公司的一款基于身份的环境感知平台（ISE身份服务引擎）。该平台通过收集网络、用户和设备中的实时信息，制定并实施相应策略来监管网络。 Cisco Identity Services Engine 存在跨站脚本漏洞，该漏洞源于软件在基于web的管理界面中对用户提供的输入进行了不正确的验证造成的。攻击者可以通过将恶意代码注入接口的特定页面来利用此漏洞进行攻击。成功利用此漏洞可使攻击者在界面上下文中执行任意脚本代码，或访
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 Identity Services Engine Software | n/a | - |
II. Public POCs for CVE-2021-34738
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-xss1-rgxYry2Vvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2021-34738
Same Patch Batch · Cisco · 2021-10-21 · 9 CVEs total
| CVE-2021-1529 | 7.8 HIGH | Cisco IOS XE SD-WAN Software Command Injection Vulnerability |
| CVE-2021-40121 | 6.1 MEDIUM | Cisco Identity Services Engine Cross-Site Scripting Vulnerabilities |
| CVE-2021-40122 | 5.9 MEDIUM | Cisco Meeting Server Call Bridge Denial of Service Vulnerability |
| CVE-2021-34736 | 5.3 MEDIUM | Cisco Integrated Management Controller GUI Denial of Service Vulnerability |
| CVE-2021-34789 | 4.8 MEDIUM | Cisco Tetration Stored Cross-Site Scripting Vulnerability |
| CVE-2021-40123 | 4.3 MEDIUM | Cisco Identity Services Engine File Download Vulnerability |
| CVE-2021-34743 | 4.3 MEDIUM | Cisco Webex Software Application Authorization Bypass Vulnerability |
| CVE-2021-34760 | Cisco TelePresence Management Suite Stored Cross-Site Scripting Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco Identity Services Engine Software
- CVE-2026-20193
Cisco Identity Services Engine Authentication Bypass Vulnera - CVE-2026-20195
Cisco Identity Services Engine Observable Response Discrepan - CVE-2026-20136
Cisco Identity Services Engine Authenticated Privilege Escal - CVE-2026-20180
Cisco Identity Services Engine Multiple Remote Code Executio - CVE-2026-20186
Cisco Identity Services Engine Multiple Authenticated Remote
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-79
- CVE-2026-8262
Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
Devs Palace ERP Online mr-save cross site scripting - CVE-2026-8255
Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
Devs Palace ERP Online sales_save cross site scripting - CVE-2026-8253
Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2021-34738
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