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CVE-2020-26073— Cisco SD-WAN vManage Directory Traversal Vulnerability

Quick assessment

Affected
Cisco Cisco Catalyst SD-WAN Manager
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco?SD-WAN vManage是美国思科（Cisco）公司的一款可提供软件定义网络功能的软件。该软件为网络虚拟化的一种方式。 Cisco SD-WAN vManage Software中的application data endpoints存在信息泄露漏洞，成功的利用该漏洞可使攻击者能够进行目录遍历攻击并获得对敏感信息的访问权限。

CVSS 7.5 · High EPSS 12.58% · P96

Public Exploits 1

Nuclei · 1 CVE-2020-26073.yaml [template]
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I. Basic Information for CVE-2020-26073

Vulnerability Information
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Vulnerability Title
Cisco SD-WAN vManage Directory Traversal Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the application data endpoints of Cisco SD-WAN vManage Software could allow an unauthenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper validation of directory traversal character sequences within requests to application programmatic interfaces (APIs). An attacker could exploit this vulnerability by sending malicious requests to an API within the affected application. A successful exploit could allow the attacker to conduct directory traversal attacks and gain access to sensitive information including credentials or user tokens.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’…/…//’
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco?SD-WAN vManage 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco?SD-WAN vManage是美国思科（Cisco）公司的一款可提供软件定义网络功能的软件。该软件为网络虚拟化的一种方式。 Cisco SD-WAN vManage Software中的application data endpoints存在信息泄露漏洞，成功的利用该漏洞可使攻击者能够进行目录遍历攻击并获得对敏感信息的访问权限。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Cisco Cisco Catalyst SD-WAN Manager 20.1.12 -

II. Public POCs for CVE-2020-26073

# POC Description Source Link Shenlong Link
1 Cisco SD-WAN vManage Software in the application data endpoints is vulnerable to local file inclusion which could allow an unauthenticated, remote attacker to gain access to sensitive information. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-26073.yaml POC Details
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III. Intelligence Information for CVE-2020-26073

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Vendor Advisories for CVE-2020-26073 (3)

Same Patch Batch · Cisco · 2024-11-18 · 28 CVEs total

CVE-2020-27124 8.6 HIGH Cisco Adaptive Security Appliance Software SSL/TLS Denial of Service Vulnerability
CVE-2020-26071 8.4 HIGH Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability
CVE-2020-26074 7.8 HIGH Cisco SD-WAN vManage Privilege Escalation Vulnerability
CVE-2021-1440 6.8 MEDIUM Cisco IOS XR Software BGP Resource Public Key Infrastructure Denial of Service Vulnerabili
CVE-2021-1232 6.5 MEDIUM Cisco SD-WAN vManage Information Disclosure Vulnerability
CVE-2021-1379 6.5 MEDIUM Cisco IP Phones Cisco Discovery Protocol and Link Layer Discovery Protocol Remote Code Exe
CVE-2020-3539 6.3 MEDIUM Cisco Data Center Network Manager Authorization Bypass Vulnerability
CVE-2021-1444 6.1 MEDIUM Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD)
CVE-2020-3431 6.1 MEDIUM Cisco Small Business RV Series Routers Cross-Site Scripting Vulnerability
CVE-2020-26067 5.4 MEDIUM Cisco Webex Teams Web Interface Cross-Site Scripting Vulnerability
CVE-2020-26063 5.4 MEDIUM Cisco Integrated Management Controller Software Authorization Bypass Vulnerability
CVE-2020-3548 5.3 MEDIUM Cisco Email Security Appliance Denial Of Service Vulnerability
CVE-2021-1424 5.3 MEDIUM Cisco ASR 5000 Series Software (StarOS) ipsecmgr Process Denial of Service Vulnerability
CVE-2021-1132 5.3 MEDIUM Cisco Network Services Orchestrator Path Traversal Vulnerability
CVE-2021-1234 5.3 MEDIUM Cisco SD-WAN vManage Information Disclosure Vulnerabilities
CVE-2020-26062 5.3 MEDIUM Cisco Integrated Management Controller Username Enumeration Vulnerability
CVE-2021-1461 4.9 MEDIUM Cisco SD-WAN Software Signature Verification Bypass Vulnerability
CVE-2020-3538 4.6 MEDIUM Cisco Data Center Network Manager Path Traversal Vulnerability
CVE-2021-1410 4.3 MEDIUM Cisco Webex Meetings Unauthorized Distribution List Update Vulnerability
CVE-2021-1425 4.3 MEDIUM Cisco Cisco Email Security Appliance and Content Security Management Appliance Informatio

Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco Catalyst SD-WAN Manager
Same vendor: Cisco
Same weakness: CWE-35

V. Comments for CVE-2020-26073

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