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Vulnerability of F5 BIG-IP: denial of service via MQTT iRule

Synthesis of the vulnerability 

An attacker can trigger a fatal error via MQTT iRule of F5 BIG-IP, in order to trigger a denial of service.
Impacted products: BIG-IP Hardware, TMOS.
Severity of this bulletin: 2/4.
Creation date: 28/10/2020.
Références of this threat: CERTFR-2020-AVI-689, CVE-2020-5935, K62830532, VIGILANCE-VUL-33711.

Description of the vulnerability 

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

Our Vigil@nce team determined that the severity of this threat announce 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 weakness announce.

Solutions for this threat 

F5 BIG-IP: fixed versions for MQTT iRule.
Fixed versions are indicated in information sources.
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