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Vulnerability of F5 BIG-IP: information disclosure via IPsec Small Key Length

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via IPsec Small Key Length of F5 BIG-IP, in order to obtain sensitive information.
Impacted software: BIG-IP Hardware, TMOS.
Severity of this computer vulnerability: 1/4.
Creation date: 28/10/2020.
Références of this announce: CERTFR-2020-AVI-689, CVE-2020-5938, K76610106, VIGILANCE-VUL-33712.

Description of the vulnerability 

An attacker can bypass access restrictions to data via IPsec Small Key Length of F5 BIG-IP, in order to obtain sensitive information.
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This computer vulnerability impacts software or systems such as BIG-IP Hardware, TMOS.

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

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

An attacker with a expert ability can exploit this weakness.

Solutions for this threat 

F5 BIG-IP: fixed versions for IPsec Small Key Length.
Fixed versions are indicated in information sources.
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