CVE-2023-20254 Missing authorization in Cisco SD-WAN vManage
Authenticated attackers can access other tenants' data, modify configurations, or cause denial of service in Cisco Catalyst SD-WAN Manager when multi-tenancy is enabled.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-20254?
CVE-2023-20254 is a high-severity missing authorization vulnerability in Cisco SD-WAN vManage, published on 27 Sep 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability in the session management system of the Cisco Catalyst SD-WAN Manager multi-tenant feature could allow an authenticated, remote attacker to access another tenant that is being managed by the same Cisco Catalyst SD-WAN Manager instance. This vulnerability requires the multi-tenant feature to be enabled. This vulnerability is due to insufficient user session management within the Cisco Catalyst SD-WAN Manager system. An attacker could exploit this vulnerability by sending a crafted request to an affected system. A successful exploit could allow the attacker to gain unauthorized access to information about another tenant, make configuration changes, or possibly take a tenant offline causing a denial of service condition.
Weakness: CWE-732
Which versions are affected by CVE-2023-20254?
It affects 1 product.
Products include Cisco Sd-Wan Manager.
How do I fix CVE-2023-20254?
No fix has been published for CVE-2023-20254 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-2023-20254 being exploited?
There is no known exploitation of CVE-2023-20254 in the wild and no public exploit code.
Sources
Also known as GHSA-r23j-cqq2-w2h2.