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Vulnerability of F5 BIG-IP: denial of service via FastL4 Loose Initiation

Synthesis of the vulnerability 

An attacker can trigger a fatal error via FastL4 Loose Initiation of F5 BIG-IP, in order to trigger a denial of service.
Vulnerable systems: BIG-IP Hardware, TMOS.
Severity of this threat: 2/4.
Creation date: 23/12/2019.
Références of this weakness: CERTFR-2019-AVI-654, CVE-2019-6683, K76328112, VIGILANCE-VUL-31226.

Description of the vulnerability 

An attacker can trigger a fatal error via FastL4 Loose Initiation of F5 BIG-IP, in order to trigger a denial of service.
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This security threat impacts software or systems such as BIG-IP Hardware, TMOS.

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

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

An attacker with a expert ability can exploit this computer threat alert.

Solutions for this threat 

F5 BIG-IP: fixed versions for FastL4 Loose Initiation.
Fixed versions are indicated in information sources.
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