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Category:   Device (Firewall)  >   Juniper ScreenOS Vendors:   Juniper
Juniper ScreenOS Unauthorized Code Lets Remote Users Gain Administrative Access and Also Decrypt VPN Data
SecurityTracker Alert ID:  1034489
SecurityTracker URL:
CVE Reference:   CVE-2015-7755, CVE-2015-7756   (Links to External Site)
Updated:  Jan 4 2016
Original Entry Date:  Dec 18 2015
Impact:   Disclosure of system information, Disclosure of user information, Root access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 6.2.0r15 through 6.2.0r18, 6.3.0r12 through 6.3.0r20
Description:   Two vulnerabilities were reported in Juniper ScreenOS. A remote user can gain access to the target system. A remote user can decrypt and access VPN data.

A remote user can gain unauthorized administrative access to the target system via telnet or SSH [CVE-2015-7755].

A remote user that can monitor network traffic can decrypt and access VPN data sent/received by the target system [CVE-2015-7756].

[Editor's note: The vendor has stated that the vulnerabilities are due to "unauthorized code" in ScreenOS that was detected during internal code review.]

Impact:   A remote user can gain administrative access to the target system.

A remote user that is monitoring the network can decrypt and access VPN data.

Solution:   The vendor has issued a fix (6.2.0r19, 6.3.0r12b, 6.3.0r13b, 6.3.0r14b, 6.3.0r15b, 6.3.0r16b, 6.3.0r17b, 6.3.0r18b, 6.3.0r19b, 6.3.0r21).

The vendor's advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Access control error

Message History:   None.

 Source Message Contents

[Original Message Not Available for Viewing]

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