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CVE-2022-22160— Junos OS: MX Series: The bbe-smgd process crashes if an unsupported configuration exists and a PPPoE client sends a specific message

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存在代码问题漏洞，目前暂无该漏洞信息，请随时关注CNNVD或厂商公告。

CVSS 6.5 · Medium EPSS 0.36% · P28

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-22160

Vulnerability Information
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Vulnerability Title
Junos OS: MX Series: The bbe-smgd process crashes if an unsupported configuration exists and a PPPoE client sends a specific message
Source: CVE Program / CVE List V5
Vulnerability Description
An Unchecked Error Condition vulnerability in the subscriber management daemon (smgd) of Juniper Networks Junos OS allows an unauthenticated adjacent attacker to cause a crash of and thereby a Denial of Service (DoS). In a subscriber management / broadband edge environment if a single session group configuration contains dual-stack and a pp0 interface, smgd will crash and restart every time a PPPoE client sends a specific message. This issue affects Juniper Networks Junos OS on MX Series: 16.1 version 16.1R1 and later versions prior to 18.4R3-S10; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S8, 19.2R3-S4; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R3-S3; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S2; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 16.1R1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未经检查的错误条件
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS 代码问题漏洞
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存在代码问题漏洞，目前暂无该漏洞信息，请随时关注CNNVD或厂商公告。
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 ~ 18.4R3-S10 -

II. Public POCs for CVE-2022-22160

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III. Intelligence Information for CVE-2022-22160

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Vendor Advisories for CVE-2022-22160 (1)

Same Patch Batch · Juniper Networks · 2022-01-19 · 27 CVEs total

CVE-2022-22152 7.7 HIGH Contrail Service Orchestration: Tenants able to see other tenants policies via REST API in
CVE-2022-22153 7.5 HIGH SRX Series and MX Series with SPC3: A high percentage of fragments might lead to high late
CVE-2022-22180 7.5 HIGH Junos OS: EX2300 Series, EX2300-MP Series, EX3400 Series: A slow memory leak due to proces
CVE-2022-22178 7.5 HIGH Junos OS: MX and SRX series: Flowd core observed if the SIP ALG is enabled and a specific
CVE-2022-22175 7.5 HIGH Junos OS: MX Series and SRX Series: The flowd daemon will crash if the SIP ALG is enabled
CVE-2022-22174 7.5 HIGH Junos OS: QFX5000 Series, EX4600: Device may run out of memory, causing traffic loss, upon
CVE-2022-22173 7.5 HIGH Junos OS: CRL failing to download causes a memory leak and ultimately a DoS
CVE-2022-22171 7.5 HIGH Junos OS: Specific packets over VXLAN cause FPC reset
CVE-2022-22170 7.5 HIGH Junos OS: Specific packets over VXLAN cause FPC memory leak and ultimately reset
CVE-2022-22161 7.5 HIGH Junos OS: MX104 might become unresponsive if the out-of-band management port receives a fl
CVE-2022-22159 7.5 HIGH Junos OS: An attacker sending crafted packets can cause a traffic and CPU Denial of Servic
CVE-2022-22176 7.4 HIGH Junos OS: In a scenario with dhcp-security and option-82 configured jdhcpd crashes upon re
CVE-2022-22163 7.4 HIGH Junos OS: jdhcpd crashes upon receipt of a specific DHCPv6 packet
CVE-2022-22162 7.3 HIGH Junos OS: A low privileged user can elevate their privileges to the ones of the highest pr
CVE-2022-22167 7.2 HIGH Junos OS: SRX Series: If no-syn-check is enabled, traffic classified as UNKNOWN gets permi
CVE-2022-22157 7.2 HIGH Junos OS: SRX Series: Traffic classification vulnerability when 'no-syn-check' is enabled
CVE-2022-22154 6.8 MEDIUM Junos Fusion: A Satellite Device can be controlled by rewiring it to a foreign AD causing
CVE-2022-22172 6.5 MEDIUM Junos OS and Junos OS Evolved: An l2cpd memory leak can occur when specific LLDP packets a
CVE-2022-22179 6.5 MEDIUM Junos OS: jdhcpd crashes upon receiving a specific DHCP packet
CVE-2022-22155 6.5 MEDIUM Junos OS: ACX5448: FPC memory leak due to IPv6 neighbor flaps

Showing top 20 of 27 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks
Same weakness: CWE-391

V. Comments for CVE-2022-22160

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