Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2021-1490— Cisco Web Security Appliance Cross-Site Scripting Vulnerability

Quick assessment

Affected
Cisco Cisco Web Security Appliance (WSA)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Secure Web Appliance是美国思科（Cisco）公司的一个应用程序。用于保护网站。 Cisco Web Security Appliance 存在跨站脚本漏洞，该漏洞源于在基于web的管理界面中对用户提供的输入进行了不正确的验证。攻击者可利用该漏洞执行任意命令。

CVSS 4.7 · Medium EPSS 0.70% · P52
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-1490

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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 Web Security Appliance Cross-Site Scripting Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web-based management interface of Cisco AsyncOS for Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface of an affected device. This vulnerability is due to improper validation of user-supplied input in the web-based management interface. An attacker could exploit this vulnerability by persuading a user to retrieve a crafted file that contains malicious payload and upload it to the affected device. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
Cisco Web Security Appliance 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Secure Web Appliance是美国思科（Cisco）公司的一个应用程序。用于保护网站。 Cisco Web Security Appliance 存在跨站脚本漏洞，该漏洞源于在基于web的管理界面中对用户提供的输入进行了不正确的验证。攻击者可利用该漏洞执行任意命令。
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 Web Security Appliance (WSA) n/a -

II. Public POCs for CVE-2021-1490

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-1490

请登录查看更多情报信息。

Vendor Advisories for CVE-2021-1490 (1)

Same Patch Batch · Cisco · 2021-05-06 · 41 CVEs total

CVE-2021-1275 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1468 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1497 9.8 CRITICAL Cisco HyperFlex HX Command Injection Vulnerabilities
CVE-2021-1498 9.8 CRITICAL Cisco HyperFlex HX Command Injection Vulnerabilities
CVE-2021-1505 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1506 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1508 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1284 8.8 HIGH Cisco SD-WAN vManage Software Authentication Bypass Vulnerability
CVE-2021-1400 8.8 HIGH Cisco Small Business 100, 300, and 500 Series Wireless Access Points Vulnerabilities
CVE-2021-1401 8.8 HIGH Cisco Small Business 100, 300, and 500 Series Wireless Access Points Vulnerabilities
CVE-2021-1421 7.8 HIGH Cisco Enterprise NFV Infrastructure Software Command Injection Vulnerability
CVE-2021-1513 7.5 HIGH Cisco SD-WAN Software vDaemon Denial of Service Vulnerability
CVE-2021-1511 7.5 HIGH Cisco SD-WAN vEdge Software Buffer Overflow Vulnerabilities
CVE-2021-1510 7.5 HIGH Cisco SD-WAN vEdge Software Buffer Overflow Vulnerabilities
CVE-2021-1509 7.5 HIGH Cisco SD-WAN vEdge Software Buffer Overflow Vulnerabilities
CVE-2021-1365 7.1 HIGH Cisco Unified Communications Manager IM & Presence Service SQL Injection Vulnerabilities
CVE-2021-1363 7.1 HIGH Cisco Unified Communications Manager IM & Presence Service SQL Injection Vulnerabilities
CVE-2021-1426 7.0 HIGH Cisco AnyConnect Secure Mobility Client for Windows DLL and Executable Hijacking Vulnerabi
CVE-2021-1430 7.0 HIGH Cisco AnyConnect Secure Mobility Client for Windows DLL and Executable Hijacking Vulnerabi
CVE-2021-1427 7.0 HIGH Cisco AnyConnect Secure Mobility Client for Windows DLL and Executable Hijacking Vulnerabi

Showing top 20 of 41 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco Web Security Appliance (WSA)
Same vendor: Cisco
Same weakness: CWE-79

V. Comments for CVE-2021-1490

No comments yet

Leave a comment