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CVE-2020-1682— Junos OS: SRX1500, vSRX, SRX4K, NFX150, NFX250: Denial of service vulnerability executing local CLI command

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。 Junos OS SRX/NFX存在输入验证错误漏洞，攻击者可利用该漏洞通过本地CLI命令触发致命错误，以触发拒绝服务。

CVSS 5.5 · Medium EPSS 0.32% · P25
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I. Basic Information for CVE-2020-1682

Vulnerability Information
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Vulnerability Title
Junos OS: SRX1500, vSRX, SRX4K, NFX150, NFX250: Denial of service vulnerability executing local CLI command
Source: CVE Program / CVE List V5
Vulnerability Description
An input validation vulnerability exists in Juniper Networks Junos OS, allowing an attacker to crash the srxpfe process, causing a Denial of Service (DoS) through the use of specific maintenance commands. The srxpfe process restarts automatically, but continuous execution of the commands could lead to an extended Denial of Service condition. This issue only affects the SRX1500, SRX4100, SRX4200, NFX150, NFX250, and vSRX-based platforms. No other products or platforms are affected by this vulnerability. This issue affects Juniper Networks Junos OS: 15.1X49 versions prior to 15.1X49-D220 on SRX1500, SRX4100, SRX4200, vSRX; 17.4 versions prior to 17.4R3-S3 on SRX1500, SRX4100, SRX4200, vSRX; 18.1 versions prior to 18.1R3-S11 on SRX1500, SRX4100, SRX4200, vSRX, NFX150; 18.2 versions prior to 18.2R3-S5 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 19.1 versions prior to 19.1R3-S2 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250; 19.2 versions prior to 19.2R1-S5, 19.2R3 on SRX1500, SRX4100, SRX4200, vSRX, NFX150, NFX250. This issue does not affect Junos OS 19.3 or any subsequent version.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
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。 Junos OS SRX/NFX存在输入验证错误漏洞，攻击者可利用该漏洞通过本地CLI命令触发致命错误，以触发拒绝服务。
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 15.1X49 ~ 15.1X49-D220 -
Juniper Networks Junos OS 18.1 ~ 18.1R3-S11 -
Juniper Networks Junos OS 18.2 ~ 18.2R3-S5 -

II. Public POCs for CVE-2020-1682

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III. Intelligence Information for CVE-2020-1682

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Vendor Advisories for CVE-2020-1682 (1)

Same Patch Batch · Juniper Networks · 2020-10-16 · 30 CVEs total

CVE-2020-1656 8.8 HIGH Junos OS: When a DHCPv6 Relay-Agent is configured upon receipt of a specific DHCPv6 client
CVE-2020-1673 8.8 HIGH Junos OS: Reflected Cross-site Scripting vulnerability in J-Web and web based (HTTP/HTTPS)
CVE-2020-1660 8.3 HIGH Junos OS: MX Series: Receipt of specific packets can cause services card to restart when D
CVE-2020-1667 8.3 HIGH Junos OS: MX Series: Services card might restart due to a race condition when DNS filterin
CVE-2020-1675 8.3 HIGH Juniper Networks Mist Cloud UI: SAML authentication certificate vulnerability.
CVE-2020-1664 7.8 HIGH Junos OS: Buffer overflow vulnerability in device control daemon
CVE-2020-1657 7.5 HIGH Junos OS: SRX Series: An attacker sending spoofed packets to IPSec peers may cause a Denia
CVE-2020-1686 7.5 HIGH Junos OS: Kernel crash (vmcore) upon receipt of a malformed IPv6 packet.
CVE-2020-1684 7.5 HIGH Junos OS: SRX Series: High CPU load due to processing for HTTP traffic when Application Id
CVE-2020-1683 7.5 HIGH Junos OS: Memory leak leads to kernel crash (vmcore) due to SNMP polling
CVE-2020-1679 7.5 HIGH Junos OS: PTX/QFX Series: Kernel Routing Table (KRT) queue stuck after packet sampling a m
CVE-2020-1672 7.5 HIGH Junos OS: jdhcpd process crash when processing a specific DHCPDv6 packet in DHCPv6 relay c
CVE-2020-1671 7.5 HIGH Junos OS: Receipt of malformed DHCPv6 packets causes jdhcpd to crash.
CVE-2020-1662 7.5 HIGH Junos OS and Junos OS Evolved: RPD crash due to BGP session flapping.
CVE-2020-1676 7.2 HIGH Juniper Networks Mist Cloud UI: SAML authentication response handling vulnerability.
CVE-2020-1677 7.2 HIGH Juniper Networks Mist Cloud UI: SAML authentication attribute elements handling vulnerabil
CVE-2020-1666 6.6 MEDIUM Junos OS Evolved: 'console log-out-on-disconnect' fails to terminate session on console ca
CVE-2020-1670 6.5 MEDIUM Junos OS: EX4300 Series: High CPU load due to receipt of specific IPv4 packets
CVE-2020-1689 6.5 MEDIUM Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2
CVE-2020-1688 6.5 MEDIUM Junos OS: SRX and NFX Series: Insufficient Web API private key protection

Showing top 20 of 30 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks
Same weakness: CWE-20

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