Juniper Junos jdhcpd DHCPv6 Packet data processing

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Juniper Junos. Affected by this vulnerability is an unknown functionality of the component jdhcpd. Executing a manipulation as part of DHCPv6 Packet can lead to data processing. This vulnerability is registered as CVE-2017-2301. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Juniper Junos (Router Operating System) (the affected version unknown). It has been declared as problematic. This vulnerability affects an unknown part of the component jdhcpd. The manipulation as part of a DHCPv6 Packet leads to a data processing vulnerability. The CWE definition for the vulnerability is CWE-19. As an impact it is known to affect availability. CVE summarizes:

On Juniper Networks products or platforms running Junos OS 11.4 prior to 11.4R13-S3, 12.1X46 prior to 12.1X46-D60, 12.3 prior to 12.3R12-S2 or 12.3R13, 12.3X48 prior to 12.3X48-D40, 13.2X51 prior to 13.2X51-D40, 13.3 prior to 13.3R10, 14.1 prior to 14.1R8, 14.1X53 prior to 14.1X53-D12 or 14.1X53-D35, 14.1X55 prior to 14.1X55-D35, 14.2 prior to 14.2R7, 15.1 prior to 15.1F6 or 15.1R3, 15.1X49 prior to 15.1X49-D60, 15.1X53 prior to 15.1X53-D30 and DHCPv6 enabled, when a crafted DHCPv6 packet is received from a subscriber, jdhcpd daemon crashes and restarts. Repeated crashes of the jdhcpd process may constitute an extended denial of service condition for subscribers attempting to obtain IPv6 addresses.

The bug was discovered 01/11/2017. The weakness was published 05/30/2017 (Website). The advisory is shared for download at kb.juniper.net. This vulnerability was named CVE-2017-2301. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 96659 (Juniper Junos jdhcpd DHCPv6 DoS (JSA10769)), which helps to determine the existence of the flaw in a target environment. It is running in the context c.

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96659) and SecurityFocus (BID 95396†). Similar entries are available at VDB-101863, VDB-101862, VDB-101861 and VDB-101859. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Data processing
CWE: CWE-19
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96659
Nessus Name: Juniper Junos jdhcpd DHCPv6 DoS (JSA10769)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802738
OpenVAS Name: Junos jdhcpd DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/01/2016 🔍
01/11/2017 +16943 days 🔍
01/11/2017 +0 days 🔍
01/11/2017 +0 days 🔍
01/20/2017 +9 days 🔍
05/30/2017 +130 days 🔍
05/30/2017 +0 days 🔍
05/31/2017 +1 days 🔍
10/04/2020 +1222 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: kb.juniper.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-2301 (🔍)
GCVE (CVE): GCVE-0-2017-2301
GCVE (VulDB): GCVE-100-101860
SecurityFocus: 95396 - Juniper Junos CVE-2017-2301 Denial of Service Vulnerability
SecurityTracker: 1037596

See also: 🔍

Entryinfo

Created: 05/31/2017 08:13
Updated: 10/04/2020 06:55
Changes: 05/31/2017 08:13 (71), 06/04/2020 06:54 (5), 10/04/2020 06:55 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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