CVE-2021-1515 Cisco SD-WAN vManage Information Disclosure Vulnerability

Medium 4.3 Published 6 May 2021 Updated 8 Nov 2024

Unauthenticated adjacent attackers can access sensitive information via API endpoints in multi-tenant mode, potentially exposing hashed credentials.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-1515?

CVE-2021-1515 is a medium-severity missing authorization vulnerability in Cisco SD-WAN vManage, published on 6 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability in Cisco SD-WAN vManage Software could allow an unauthenticated, adjacent attacker to gain access to sensitive information. This vulnerability is due to improper access controls on API endpoints when Cisco SD-WAN vManage Software is running in multi-tenant mode. An attacker with access to a device that is managed in the multi-tenant environment could exploit this vulnerability by sending a request to an affected API endpoint on the vManage system. A successful exploit could allow the attacker to gain access to sensitive information that may include hashed credentials that could be used in future attacks.

Weakness: CWE-284

Which versions are affected by CVE-2021-1515?

It affects 1 product.

Products include Cisco Sd-Wan Vmanage.

How do I fix CVE-2021-1515?

No fix has been published for CVE-2021-1515 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-1515 being exploited?

There is no known exploitation of CVE-2021-1515 in the wild and no public exploit code.

Sources

Also known as GHSA-q83x-g9vq-2w7p.