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Vulnerability of sympa: denial of service via CSRF countermeasures

Synthesis of the vulnerability 

An attacker can trigger an overuse of system resources by sympa, typically by tampering with the anti CSRF token, in order to trigger a denial of service.
Vulnerable products: Fedora.
Severity of this weakness: 2/4.
Creation date: 13/03/2020.
Références of this bulletin: CVE-2020-9369, FEDORA-2020-79516cb689, FEDORA-2020-bb5aa250c9, VIGILANCE-VUL-31776.

Description of the vulnerability 

An attacker can trigger an overuse of system resources by sympa, typically by ta...
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This computer vulnerability impacts software or systems such as Fedora.

Our Vigil@nce team determined that the severity of this weakness bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of internet client.

An attacker with a expert ability can exploit this weakness.

Solutions for this threat 

This vulnerability fix will be public soon.
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