Juniper Junos EX prior 17.1R1 IPv6 ND resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Juniper Junos EX (Router Operating System). It has been rated as problematic. Affected by this issue is an unknown function of the component IPv6 ND Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability.

The bug was discovered 04/13/2017. The weakness was shared 04/12/2017 as PR 1206593 as confirmed knowledge base article (Website). The advisory is shared for download at This vulnerability is handled as CVE-2017-2315 since 12/01/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 99526 (Juniper Junos for EX Series Switches IPv6 Neighbor Discovery DoS (JSA10781)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Junos Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43509 (Juniper JUNOS IPv6 Memory Leak Vulnerability (JSA10781)).

Upgrading to version 12.3R12-S4, 12.3R13, 13.3R10, 14.1R8-S3, 14.1R9, 14.1X53-D12, 14.1X53-D40, 14.1X55-D35, 14.2R6-S4, 14.2R7-S6, 14.2R8, 15.1R5, 16.1R3, 16.2R1-S3, 16.2R2 or 17.1R1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (99526).






CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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NVD Base Score: 7.5
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Class: Resource consumption
CWE: CWE-400 / CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 99526
Nessus Name: Juniper Junos for EX Series Switches IPv6 Neighbor Discovery DoS (JSA10781)
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 802738
OpenVAS Name: Junos EX Series DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

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Upgrade: Junos EX 12.3R12-S4/12.3R13/13.3R10/14.1R8-S3/14.1R9/14.1X53-D12/14.1X53-D40/14.1X55-D35/14.2R6-S4/14.2R7-S6/14.2R8/15.1R5/16.1R3/16.2R1-S3/16.2R2/17.1R1


12/01/2016 🔍
04/12/2017 +132 days 🔍
04/12/2017 +0 days 🔍
04/12/2017 +0 days 🔍
04/13/2017 +1 days 🔍
04/13/2017 +0 days 🔍
04/13/2017 +0 days 🔍
04/20/2017 +7 days 🔍
04/24/2017 +4 days 🔍
11/29/2022 +2045 days 🔍



Advisory: PR 1206593
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2315 (🔍)
SecurityTracker: 1038253
SecurityFocus: 97615 - Juniper Junos CVE-2017-2315 Denial of Service Vulnerability
OSVDB: - CVE-2017-2315 - Juniper Networks - Junos OS - Denial of Service Issue


Created: 04/13/2017 08:45 PM
Updated: 11/29/2022 08:58 AM
Changes: 04/13/2017 08:45 PM (83), 11/29/2022 08:58 AM (4)
Complete: 🔍


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