Detections
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Juniper Junos SRX Double Free ICAP Redirect DoS RCE (JSA11034)

critical Nessus Plugin ID 138839

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Synopsis

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

Description

According to its self-reported version, the Junos OS on the remote device is affected by a double free vulnerability.
On Juniper Networks SRX Series with ICAP (Internet Content Adaptation Protocol) redirect service enabled, this double free vulnerability can lead to a Denial of Service (DoS) or Remote Code Execution (RCE) due to processing of a specific HTTP message. Continued processing of this specific HTTP message may result in an extended Denial of Service (DoS). The offending HTTP message that causes this issue may originate both from the HTTP server or the client.

Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Apply the relevant Junos software release referenced in Juniper advisory JSA11034

See Also

https://kb.juniper.net/JSA11034

Plugin Details

Severity: Critical

ID: 138839

File Name: juniper_jsa11034.nasl

Version: 1.6

Type: combined

Published: 7/22/2020

Updated: 10/13/2020

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2020-1647

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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/JUNOS/Version, Host/Juniper/model

Exploit Ease: No known exploits are available

Patch Publication Date: 7/8/2020

Vulnerability Publication Date: 7/8/2020

Reference Information

CVE: CVE-2020-1647

JSA: JSA11034