CVE-2023-49104 Open redirect in n/a

High 8.7 Published Updated

Attackers can bypass redirect validation to send OAuth callbacks to attacker-controlled domains when subdomain support is enabled.

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-2023-49104?

CVE-2023-49104 is a high-severity vulnerability in n/a, published on 21 Nov 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in ownCloud owncloud/oauth2 before 0.6.1, when Allow Subdomains is enabled. An attacker is able to pass in a crafted redirect-url that bypasses validation, and consequently allows an attacker to redirect callbacks to a Top Level Domain controlled by the attacker.

Weakness: CWE-601

Which versions are affected by CVE-2023-49104?

It affects 1 product.

Products include Owncloud Oauth2.

How do I fix CVE-2023-49104?

No fix has been published for CVE-2023-49104 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-49104 being exploited?

There is no known exploitation of CVE-2023-49104 in the wild and no public exploit code.

Sources

Also known as GHSA-phfx-x4q3-w99v.

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