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Vulnerability of Check Point Security Gateway: information disclosure via Predictable TCP Sequences

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via Predictable TCP Sequences of Check Point Security Gateway, in order to obtain sensitive information.
Impacted systems: SecurePlatform, CheckPoint Security Appliance, CheckPoint Security Gateway.
Severity of this alert: 2/4.
Creation date: 23/01/2020.
Références of this alert: sk164775, VIGILANCE-VUL-31421.

Description of the vulnerability 

An attacker can bypass access restrictions to data via Predictable TCP Sequences of Check Point Security Gateway, in order to obtain sensitive information.
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This computer threat announce impacts software or systems such as SecurePlatform, CheckPoint Security Appliance, CheckPoint Security Gateway.

Our Vigil@nce team determined that the severity of this computer vulnerability 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 cybersecurity alert.

Solutions for this threat 

Check Point Security Gateway: fixed versions for Predictable TCP Sequences.
Fixed versions are indicated in information sources.
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