CVE-2021-27670 Server-side request forgery in n/a

Critical 9.8 Published 25 Feb 2021 Updated 3 Aug 2024

An attacker can exploit a Server-Side Request Forgery vulnerability in Appspace to access internal resources or bypass security controls.

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-2021-27670?

CVE-2021-27670 is a critical server-side request forgery vulnerability in n/a, published on 25 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Appspace 6.2.4 allows SSRF via the api/v1/core/proxy/jsonprequest url parameter.

Weakness: CWE-918

Which versions are affected by CVE-2021-27670?

It affects 1 product.

Products include Appspace Appspace.

How do I fix CVE-2021-27670?

No fix has been published for CVE-2021-27670 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2021-27670 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-27670 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-3qwh-w55v-784g.