Juniper Junos SRX Series Upgrade Handling Local Root Authentication Bypass (JSA10753)

high Nessus Plugin ID 92521
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VPR Score: 5.9


The remote device is missing a vendor-supplied security patch.


According to its self-reported version number, the remote Juniper Junos device is affected by a security bypass vulnerability due to a flaw that is triggered when using the partition option during an upgrade. A local attacker can exploit this to bypass authentication checks and access the root account with a blank password.


Upgrade to the relevant Junos software release referenced in Juniper advisory JSA10753.

See Also

Plugin Details

Severity: High

ID: 92521

File Name: juniper_jsa10753.nasl

Version: 1.5

Type: combined

Published: 7/22/2016

Updated: 7/12/2018

Dependencies: junos_version.nasl

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS v2.0

Base Score: 7.2

Temporal Score: 5.3

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: E:U/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/o:juniper:junos

Required KB Items: Host/Juniper/JUNOS/Version, Host/Juniper/model

Exploit Ease: No known exploits are available

Patch Publication Date: 7/13/2016

Vulnerability Publication Date: 7/13/2016

Reference Information

CVE: CVE-2016-1278

BID: 91757

JSA: JSA10753