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CVE-2022-22198— Junos OS: MX MS-MPC or MS-MIC, or SRX SPC crashes if it receives a SIP message with a specific contact header format

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 SIP ALG 存在安全漏洞，该漏洞源于存在未初始化指针访问漏洞。未经身份验证的基于网络的攻击者导致拒绝服务 (DoS)。

CVSS 7.5 · High EPSS 0.92% · P59
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I. Basic Information for CVE-2022-22198

Vulnerability Information
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Vulnerability Title
Junos OS: MX MS-MPC or MS-MIC, or SRX SPC crashes if it receives a SIP message with a specific contact header format
Source: CVE Program / CVE List V5
Vulnerability Description
An Access of Uninitialized Pointer vulnerability in the SIP ALG of Juniper Networks Junos OS allows an unauthenticated network-based attacker to cause a Denial of Service (DoS). Continued receipt of these specific packets will cause a sustained Denial of Service condition. On all MX and SRX platforms, if the SIP ALG is enabled, an MS-MPC or MS-MIC, or SPC will crash if it receives a SIP message with a specific contact header format. This issue affects Juniper Networks Junos OS on MX Series and SRX Series: 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R2-S1, 21.1R3; 21.2 versions prior to 21.2R2. This issue does not affect versions prior to 20.4R1.
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
使用未经初始化的指针
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS 缓冲区错误漏洞
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 SIP ALG 存在安全漏洞，该漏洞源于存在未初始化指针访问漏洞。未经身份验证的基于网络的攻击者导致拒绝服务 (DoS)。
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 ~ 20.4R1 -

II. Public POCs for CVE-2022-22198

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III. Intelligence Information for CVE-2022-22198

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Vendor Advisories for CVE-2022-22198 (1)

Same Patch Batch · Juniper Networks · 2022-04-14 · 16 CVEs total

CVE-2022-22182 8.8 HIGH Junos OS: A XSS vulnerability allows an attacker to execute commands on a target J-Web ses
CVE-2022-22181 8.0 HIGH Junos OS: J-Web can be compromised through reflected XSS attacks
CVE-2022-22187 7.8 HIGH JIMS: Local Privilege Escalation vulnerability via repair functionality
CVE-2022-22197 7.5 HIGH Junos OS and Junos OS Evolved: An rpd core will be observed with proxy BGP route-target fi
CVE-2022-22195 7.5 HIGH Junos OS Evolved: Specific packets reaching the RE lead to a counter overflow and eventual
CVE-2022-22194 7.5 HIGH Junos OS Evolved: PTX series: An attacker sending a crafted GRE packet will cause the PFE
CVE-2022-22188 7.5 HIGH Junos OS: QFX5100/QFX5110/QFX5120/QFX5200/QFX5210/EX4600/EX4650 Series: When storm control
CVE-2022-22185 7.5 HIGH Junos OS: SRX Series: Denial of service vulnerability in flowd daemon upon receipt of a sp
CVE-2022-22183 7.5 HIGH Junos OS Evolved: A remote attacker may cause a CPU Denial of Service by sending genuine t
CVE-2022-22190 7.4 HIGH Paragon Active Assurance Control Center: Information disclosure vulnerability in crafted U
CVE-2022-22189 7.3 HIGH Contrail Service Orchestration: An authenticated local user may have their permissions ele
CVE-2022-22186 7.2 HIGH Junos OS: EX4650 Series: Certain traffic received by the Junos OS device on the management
CVE-2022-22196 6.5 MEDIUM Junos OS and Junos OS Evolved: The rpd CPU spikes to 100% after a malformed ISIS TLV has b
CVE-2022-22191 6.5 MEDIUM Junos OS: EX4300: PFE Denial of Service (DoS) upon receipt of a flood of specific ARP traf
CVE-2022-22193 5.5 MEDIUM Junos OS and Junos OS Evolved: In a BGP rib-sharding scenario when a certain CLI command i

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks
Same weakness: CWE-824

V. Comments for CVE-2022-22198

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