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CVE-2020-1604— Junos OS: EX4300/EX4600/QFX3500/QFX5100 Series: Stateless IP firewall filter may fail to evaluate certain packets

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中的IP firewall filter组件存在访问控制错误漏洞。该漏洞源于网络系统或产品未正确限制来自未授权角色的资源访问。以下产品及版本受到影响：Juniper Networks Junos OS 14.1X53版本（EX4300系列，EX4600系列，Q

CVSS 6.5 · Medium EPSS 0.85% · P57

Possible ATT&CK Techniques 1 AI

T1564.004 · NTFS File Attributes
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I. Basic Information for CVE-2020-1604

Vulnerability Information
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Vulnerability Title
Junos OS: EX4300/EX4600/QFX3500/QFX5100 Series: Stateless IP firewall filter may fail to evaluate certain packets
Source: CVE Program / CVE List V5
Vulnerability Description
On EX4300, EX4600, QFX3500, and QFX5100 Series, a vulnerability in the IP firewall filter component may cause the firewall filter evaluation of certain packets to fail. This issue only affects firewall filter evaluation of certain packets destined to the device Routing Engine (RE). This issue does not affect the Layer 2 firewall filter evaluation nor does it affect the Layer 3 firewall filter evaluation destined to connected hosts. This issue may occur when evaluating both IPv4 or IPv6 packets. This issue affects Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D12 on QFX5100 Series and EX4600 Series; 14.1X53 versions prior to 14.1X53-D52 on QFX3500 Series; 14.1X53 versions prior to 14.1X53-D48 on EX4300 Series; 15.1 versions prior to 15.1R7-S3 on EX4300 Series; 16.1 versions prior to 16.1R7 on EX4300 Series; 17.1 versions prior to 17.1R3 on EX4300 Series; 17.2 versions prior to 17.2R3 on EX4300 Series; 17.3 versions prior to 17.3R2-S5, 17.3R3 on EX4300 Series; 17.4 versions prior to 17.4R2 on EX4300 Series; 18.1 versions prior to 18.1R3 on EX4300 Series; 18.2 versions prior to 18.2R2 on EX4300 Series.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS IP firewall filter组件访问控制错误漏洞
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中的IP firewall filter组件存在访问控制错误漏洞。该漏洞源于网络系统或产品未正确限制来自未授权角色的资源访问。以下产品及版本受到影响：Juniper Networks Junos OS 14.1X53版本（EX4300系列，EX4600系列，Q
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 14.1X53 ~ 14.1X53-D12 -
Juniper Networks Junos OS 14.1X53 ~ 14.1X53-D52 -
Juniper Networks Junos OS 14.1X53 ~ 14.1X53-D48 -

II. Public POCs for CVE-2020-1604

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III. Intelligence Information for CVE-2020-1604

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Vendor Advisories for CVE-2020-1604 (1)

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-2020-1608 7.5 HIGH Junos OS: MX Series: In BBE configurations, receipt of a specific MPLS or IPv6 packet caus
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-2020-1611 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
Same weakness: CWE-284

V. Comments for CVE-2020-1604

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