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Vulnerability of Juniper Junos: port opening via FTPS

Synthesis of the vulnerability 

An attacker can make malicious packets traverse SRX with the FTPS protocol.
Vulnerable products: Junos OS, SRX-Series.
Severity of this weakness: 3/4.
Creation date: 15/10/2015.
Références of this bulletin: CERTFR-2015-AVI-431, CVE-2015-5361, JSA10706, VIGILANCE-VUL-18108.

Description of the vulnerability 

The Juniper Junos product supports the FTPS protocol, with the ftps-extensions option.

However, too many data transfer ports are opened on SRX.

An attacker can therefore make malicious packets traverse SRX with the FTPS protocol.
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This threat bulletin impacts software or systems such as Junos OS, SRX-Series.

Our Vigil@nce team determined that the severity of this computer threat bulletin is important.

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 computer threat.

Solutions for this threat 

Juniper Junos: fixed versions for FTPS.
Fixed versions are indicated in information sources.
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