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CVE-2020-1608— Junos OS: MX Series: In BBE configurations, receipt of a specific MPLS or IPv6 packet causes a Denial of Service

Quick assessment

Affected
Juniper Networks Junos OS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Juniper Networks Junos OS是美国瞻博网络（Juniper Networks）公司的一套专用于该公司的硬件设备的网络操作系统。该操作系统提供了安全编程接口和Junos SDK。 Juniper Networks Junos OS（MX Series）中存在输入验证错误漏洞。远程攻击者可借助特制的MPLS或IPv6数据包利用该漏洞触发内核崩溃（vmcore）。以下产品及版本受到影响：Juniper Networks Junos OS 17.2版本，17.3版本，17.4版本，18.1版

CVSS 7.5 · High EPSS 1.33% · P71
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I. Basic Information for CVE-2020-1608

Vulnerability Information
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Vulnerability Title
Junos OS: MX Series: In BBE configurations, receipt of a specific MPLS or IPv6 packet causes a Denial of Service
Source: CVE Program / CVE List V5
Vulnerability Description
Receipt of a specific MPLS or IPv6 packet on the core facing interface of an MX Series device configured for Broadband Edge (BBE) service may trigger a kernel crash (vmcore), causing the device to reboot. The issue is specific to the processing of packets destined to BBE clients connected to MX Series subscriber management platforms. This issue affects MX Series running Juniper Networks Junos OS: 17.2 versions starting from17.2R2-S6, 17.2R3 and later releases, prior to 17.2R3-S3; 17.3 versions starting from 17.3R2-S4, 17.3R3-S2 and later releases, prior to 17.3R2-S5, 17.3R3-S5; 17.4 versions starting from 17.4R2 and later releases, prior to 17.4R2-S7,17.4R3; 18.1 versions starting from 18.1R2-S3, 18.1R3 and later releases, prior to 18.1R3-S6; 18.2 versions starting from18.2R1-S1, 18.2R2 and later releases, prior to 18.2R3-S2; 18.2X75 versions prior to 18.2X75-D51, 18.2X75-D60; 18.3 versions prior to 18.3R3; 18.4 versions prior to 18.4R2; 19.1 versions prior to 19.1R1-S3, 19.1R2; 19.2 versions prior to 19.2R1-S2, 19.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 17.2R2-S6.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juniper Networks Junos OS是美国瞻博网络（Juniper Networks）公司的一套专用于该公司的硬件设备的网络操作系统。该操作系统提供了安全编程接口和Junos SDK。 Juniper Networks Junos OS（MX Series）中存在输入验证错误漏洞。远程攻击者可借助特制的MPLS或IPv6数据包利用该漏洞触发内核崩溃（vmcore）。以下产品及版本受到影响：Juniper Networks Junos OS 17.2版本，17.3版本，17.4版本，18.1版
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Juniper Networks Junos OS unspecified ~ 17.2R1 -

II. Public POCs for CVE-2020-1608

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III. Intelligence Information for CVE-2020-1608

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Same Patch Batch · Juniper Networks · 2020-01-15 · 11 CVEs total

CVE-2020-1605 8.8 HIGH Junos OS and Junos OS Evolved: A vulnerability in JDHCPD allows an attacker to send crafte
CVE-2020-1609 8.8 HIGH Junos OS and Junos OS Evolved: A vulnerability in JDHCPD allows an attacker to send crafte
CVE-2020-1603 8.6 HIGH Junos OS: Improper handling of specific IPv6 packets sent by clients eventually kernel cra
CVE-2020-1607 7.5 HIGH Junos OS: Cross-Site Scripting (XSS) in J-Web
CVE-2020-1602 7.1 HIGH Junos OS and Junos OS Evolved: A vulnerability in JDHCPD allows an attacker to send crafte
CVE-2020-1600 6.5 MEDIUM Junos OS: A specific SNMP command can trigger a high CPU usage Denial of Service in the RP
CVE-2020-1604 6.5 MEDIUM Junos OS: EX4300/EX4600/QFX3500/QFX5100 Series: Stateless IP firewall filter may fail to e
CVE-2020-1611 6.5 MEDIUM Junos Space: Malicious HTTP packets sent to Junos Space allow an attacker to view all file
CVE-2020-1606 5.4 MEDIUM Junos OS: Path traversal vulnerability in J-Web
CVE-2020-1601 5.3 MEDIUM Junos OS: Upon receipt of certain types of malformed PCEP packets the pccd process may cra

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks