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CVE-2020-1677— Juniper Networks Mist Cloud UI: SAML authentication attribute elements handling vulnerability.

Quick assessment

Affected
Juniper Networks MIST Cloud UI
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 Mist Cloud是美国瞻博网络（Juniper Networks）公司的一个简化云管理并帮助用户防止供应商和复杂性锁定的平台。它为跨公有和私有云，Docker容器和KVM虚拟机管理程序的服务器提供成本和使用情况报告，RBAC，管理，供应，编排，监控和自动化。 Juniper Networks Mist Cloud UI 存在数据伪造问题漏洞，该漏洞源于当SAML身份验证被启用时可能会错误地处理SAML响应中的子元素，攻击者可利用该漏洞修改有效的SAML响应，而不会使其

CVSS 7.2 · High EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-1677

Vulnerability Information
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Vulnerability Title
Juniper Networks Mist Cloud UI: SAML authentication attribute elements handling vulnerability.
Source: CVE Program / CVE List V5
Vulnerability Description
When SAML authentication is enabled, Juniper Networks Mist Cloud UI might incorrectly handle child elements in SAML responses, allowing a remote attacker to modify a valid SAML response without invalidating its cryptographic signature to bypass SAML authentication security controls. This issue affects all Juniper Networks Mist Cloud UI versions prior to September 2 2020.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
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 Mist Cloud 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juniper Networks Mist Cloud是美国瞻博网络（Juniper Networks）公司的一个简化云管理并帮助用户防止供应商和复杂性锁定的平台。它为跨公有和私有云，Docker容器和KVM虚拟机管理程序的服务器提供成本和使用情况报告，RBAC，管理，供应，编排，监控和自动化。 Juniper Networks Mist Cloud UI 存在数据伪造问题漏洞，该漏洞源于当SAML身份验证被启用时可能会错误地处理SAML响应中的子元素，攻击者可利用该漏洞修改有效的SAML响应，而不会使其
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 MIST Cloud UI unspecified ~ 09/02/2020 -

II. Public POCs for CVE-2020-1677

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III. Intelligence Information for CVE-2020-1677

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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-2020-1662 7.5 HIGH Junos OS and Junos OS Evolved: RPD crash due to BGP session flapping.
CVE-2020-1671 7.5 HIGH Junos OS: Receipt of malformed DHCPv6 packets causes jdhcpd to crash.
CVE-2020-1676 7.2 HIGH Juniper Networks Mist Cloud UI: SAML authentication response handling vulnerability.
CVE-2020-1666 6.6 MEDIUM Junos OS Evolved: 'console log-out-on-disconnect' fails to terminate session on console ca
CVE-2020-1681 6.5 MEDIUM Junos OS Evolved: Receipt of a specifically malformed NDP packet could lead to Denial of S
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
CVE-2020-1687 6.5 MEDIUM Junos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2

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

IV. Related Vulnerabilities

Same product: MIST Cloud UI
Same vendor: Juniper Networks
Same weakness: CWE-20

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