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CVE-2021-1516— Cisco Content Security Management Appliance, Email Security Appliance, and Web Security Appliance Information Disclosure 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 Content Security Management Appliance（SMA）是美国思科（Cisco）公司的一套内容安全管理设备。该设备主要用于管理电子邮件和Web安全设备的所有策略、报告、审计信息等。 Cisco Content Security Management Appliance 中的Cisco AsyncOS Software 存在安全漏洞，经过身份验证的远程攻击者可利用该漏洞访问受影响设备上的敏感信息。

CVSS 4.3 · Medium EPSS 1.00% · P62
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I. Basic Information for CVE-2021-1516

Vulnerability Information
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Vulnerability Title
Cisco Content Security Management Appliance, Email Security Appliance, and Web Security Appliance Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Content Security Management Appliance (SMA), Cisco Email Security Appliance (ESA), and Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability exists because confidential information is included in HTTP requests that are exchanged between the user and the device. An attacker could exploit this vulnerability by looking at the raw HTTP requests that are sent to the interface. A successful exploit could allow the attacker to obtain some of the passwords that are configured throughout the interface.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过源代码导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Content Security Management Appliance 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Content Security Management Appliance（SMA）是美国思科（Cisco）公司的一套内容安全管理设备。该设备主要用于管理电子邮件和Web安全设备的所有策略、报告、审计信息等。 Cisco Content Security Management Appliance 中的Cisco AsyncOS Software 存在安全漏洞，经过身份验证的远程攻击者可利用该漏洞访问受影响设备上的敏感信息。
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-2021-1516

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III. Intelligence Information for CVE-2021-1516

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Vendor Advisories for CVE-2021-1516 (1)

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

CVE-2021-1275 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1508 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1506 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1505 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
CVE-2021-1498 9.8 CRITICAL Cisco HyperFlex HX Command Injection Vulnerabilities
CVE-2021-1497 9.8 CRITICAL Cisco HyperFlex HX Command Injection Vulnerabilities
CVE-2021-1468 9.8 CRITICAL Cisco SD-WAN vManage Software Vulnerabilities
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-2021-1284 8.8 HIGH Cisco SD-WAN vManage Software Authentication Bypass Vulnerability
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-2021-1509 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-2021-1511 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-2021-1427 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

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-540

V. Comments for CVE-2021-1516

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