CVE-2021-20421 Server-side request forgery in Jazz Team Server

Medium 5.4 Published Updated

An authenticated attacker can exploit SSRF in IBM Jazz Team Server to send unauthorized requests, enabling network enumeration and facilitating further attacks.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-20421?

CVE-2021-20421 is a medium-severity server-side request forgery vulnerability in IBM Jazz Team Server, published on 24 Jun 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM Jazz Team Server 6.0.6, 6.0.6.1, 7.0, 7.0.1, and 7.0.2 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.

Weakness: CWE-918

Which versions are affected by CVE-2021-20421?

It affects 1 product.

Products include Ibm Jazz Team Server.

How do I fix CVE-2021-20421?

No fix has been published for CVE-2021-20421 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-2021-20421 being exploited?

There is no known exploitation of CVE-2021-20421 in the wild and no public exploit code.

Sources

Also known as GHSA-22mm-995r-mr33.

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