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

high Nessus Plugin ID 92521

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Synopsis

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

Description

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.

Solution

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

See Also

https://kb.juniper.net/JSA10753

Plugin Details

Severity: High

ID: 92521

File Name: juniper_jsa10753.nasl

Version: 1.6

Type: combined

Published: 7/22/2016

Updated: 1/30/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2016-1278

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:juniper:junos

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

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