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Vulnerability of ASP.NET Core: denial of service via Callbacks

Synthesis of the vulnerability 

An attacker can trigger a fatal error via Callbacks of ASP.NET Core, in order to trigger a denial of service.
Impacted systems: Fedora, RHEL.
Severity of this alert: 2/4.
Creation date: 13/01/2021.
Références of this alert: CERTFR-2021-AVI-028, CVE-2021-1723, FEDORA-2021-77a4202036, FEDORA-2021-fb078913dd, RHSA-2021:0094-01, RHSA-2021:0095-01, RHSA-2021:0096-01, RHSA-2021:0114-01, VIGILANCE-VUL-34307.

Description of the vulnerability 

An attacker can trigger a fatal error via Callbacks of ASP.NET Core, in order to...
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This computer vulnerability note impacts software or systems such as Fedora, RHEL.

Our Vigil@nce team determined that the severity of this computer vulnerability announce is medium.

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

An attacker with a expert ability can exploit this cybersecurity announce.

Solutions for this threat 

This vulnerability workaround will be public soon.
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