VDB-125197 · CVE-2018-0050 · BID 106206

Juniper Junos RPD MPLS RSVP Packet input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Juniper Junos. The affected element is an unknown function of the component RPD. This manipulation as part of MPLS RSVP Packet causes input validation. This vulnerability is tracked as CVE-2018-0050. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Juniper Junos (Router Operating System) (affected version not known). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component RPD. The manipulation as part of a MPLS RSVP Packet leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

An error handling vulnerability in Routing Protocols Daemon (RPD) of Juniper Networks Junos OS allows an attacker to cause RPD to crash. Continued receipt of this malformed MPLS RSVP packet will cause a sustained Denial of Service condition. Affected releases are Juniper Networks Junos OS: 14.1 versions prior to 14.1R8-S5, 14.1R9; 14.1X53 versions prior to 14.1X53-D48 on QFX Switching; 14.2 versions prior to 14.1X53-D130 on QFabric System; 14.2 versions prior to 14.2R4. This issue does not affect versions of Junos OS before 14.1R1. Junos OS RSVP only supports IPv4. IPv6 is not affected by this issue. This issue require it to be received on an interface configured to receive this type of traffic.

The bug was discovered 10/10/2018. The weakness was disclosed 10/10/2018 (Website). The advisory is shared at kb.juniper.net. This vulnerability is known as CVE-2018-0050 since 11/15/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 43617 (Juniper JUNOS Denial of Service (rpd crash) Vulnerability (JSA10884)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106206†). The entries VDB-125201, VDB-125200, VDB-125198 and VDB-125196 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Juniper Networks, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/15/2017 🔍
10/10/2018 +328 days 🔍
10/10/2018 +0 days 🔍
10/10/2018 +0 days 🔍
10/11/2018 +1 days 🔍
12/10/2018 +60 days 🔍
05/23/2023 +1625 days 🔍

Sourcesinfo

Vendor: juniper.net

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

CVE: CVE-2018-0050 (🔍)
GCVE (CVE): GCVE-0-2018-0050
GCVE (VulDB): GCVE-100-125197
SecurityFocus: 106206 - Juniper Junos CVE-2018-0050 Denial of Service Vulnerability
SecurityTracker: 1041851

See also: 🔍

Entryinfo

Created: 10/11/2018 11:29
Updated: 05/23/2023 21:53
Changes: 10/11/2018 11:29 (62), 06/04/2020 10:49 (4), 05/23/2023 21:42 (4), 05/23/2023 21:53 (12)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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