CVE-2020-26073 Cisco SD-WAN vManage Directory Traversal Vulnerability
Unauthenticated attackers can exploit directory traversal in Cisco SD-WAN vManage APIs to access sensitive information like credentials and tokens.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-26073?
CVE-2020-26073 is a high-severity path traversal vulnerability in Cisco Catalyst Sd-Wan Manager, published on 18 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-35
Which versions are affected by CVE-2020-26073?
It affects 1 product.
Products include Cisco Catalyst Sd-Wan Manager.
How do I fix CVE-2020-26073?
No fix has been published for CVE-2020-26073 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-26073 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-26073 exists.
Public exploit code: 1 Nuclei template.
Other vulnerabilities in Cisco Catalyst Sd-Wan Manager
- CVE-2026-20182 Cisco Catalyst SD-WAN Controller Authentication Bypass
- CVE-2026-20127 Cisco Catalyst SD-WAN Controller and Manager Authentication Bypass
- CVE-2026-76504 Cisco Catalyst SD-WAN Manager Hex Encoding
- CVE-2026-20245 Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output
- CVE-2022-20775 Cisco SD-WAN Path Traversal
Sources
Also known as GHSA-593h-gxfm-rj8p.