CVE-2021-1576— Cisco Business Process Automation Privilege Escalation Vulnerabilities
Quick assessment
Affected
Cisco Cisco Business Process Automation (BPA)
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 Business Process Automation（BPA,业务流程自动化）是美国思科（Cisco）公司的一种策略，用于优化运营业务的基本流程，使用最新技术自动化执行这些流程所涉及的功能。 Cisco Business Process Automation 存在信任管理问题漏洞，攻击者可以通过将精心制作的 HTTP 消息提交到受影响的系统并以管理员的权限执行未经授权的操作，或者通过从日志中检索敏感数据并使用它来冒充合法的特权用户来利用这些漏洞。
Possible ATT&CK Techniques 3 AI
T1530 · Data from Cloud Storage T1068 · Exploitation for Privilege Escalation T1078 · Valid Accounts
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I. Basic Information for CVE-2021-1576
Vulnerability Information
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Vulnerability Title
Cisco Business Process Automation Privilege Escalation Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in the web-based management interface of Cisco Business Process Automation (BPA) could allow an authenticated, remote attacker to elevate privileges to Administrator. These vulnerabilities are due to improper authorization enforcement for specific features and for access to log files that contain confidential information. An attacker could exploit these vulnerabilities either by submitting crafted HTTP messages to an affected system and performing unauthorized actions with the privileges of an administrator, or by retrieving sensitive data from the logs and using it to impersonate a legitimate privileged user. A successful exploit could allow the attacker to elevate privileges to Administrator.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Business Process Automation 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Business Process Automation（BPA,业务流程自动化）是美国思科（Cisco）公司的一种策略，用于优化运营业务的基本流程，使用最新技术自动化执行这些流程所涉及的功能。 Cisco Business Process Automation 存在信任管理问题漏洞，攻击者可以通过将精心制作的 HTTP 消息提交到受影响的系统并以管理员的权限执行未经授权的操作，或者通过从日志中检索敏感数据并使用它来冒充合法的特权用户来利用这些漏洞。
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 Business Process Automation (BPA) | n/a | - |
|
II. Public POCs for CVE-2021-1576
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-1576 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bpa-priv-esc-dgubwbH4 vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2021-07-08 · 15 CVEs total
| CVE-2021-1574 | 8.8 HIGH | Cisco Business Process Automation Privilege Escalation Vulnerabilities |
| CVE-2021-1585 | 7.5 HIGH | Cisco Adaptive Security Device Manager Remote Code Execution Vulnerability |
| CVE-2021-1598 | 6.5 MEDIUM | Cisco Video Surveillance 7000 Series IP Cameras Link Layer Discovery Protocol Memory Leak |
| CVE-2021-1597 | 6.5 MEDIUM | Cisco Video Surveillance 7000 Series IP Cameras Link Layer Discovery Protocol Memory Leak |
| CVE-2021-1596 | 6.5 MEDIUM | Cisco Video Surveillance 7000 Series IP Cameras Link Layer Discovery Protocol Memory Leak |
| CVE-2021-1595 | 6.5 MEDIUM | Cisco Video Surveillance 7000 Series IP Cameras Link Layer Discovery Protocol Memory Leak |
| CVE-2021-1359 | 6.3 MEDIUM | Cisco Web Security Appliance Privilege Escalation Vulnerability |
| CVE-2021-1575 | 6.1 MEDIUM | Cisco Virtualized Voice Browser Cross-Site Scripting Vulnerability |
| CVE-2021-1607 | 4.8 MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerabilities |
| CVE-2021-1606 | 4.8 MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerabilities |
| CVE-2021-1605 | 4.8 MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerabilities |
| CVE-2021-1604 | 4.8 MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerabilities |
| CVE-2021-1603 | 4.8 MEDIUM | Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerabilities |
| CVE-2021-1562 | 4.3 MEDIUM | Cisco BroadWorks Application Server Information Disclosure Vulnerability |
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V. Comments for CVE-2021-1576
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