Vulnerability Information
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Vulnerability Title
Junos OS: MX Series and SRX Series: The flow processing daemon (flowd) will crash if SIP ALG is enabled and a malformed SIP packet is received
Vulnerability Description
A Buffer Overflow vulnerability in SIP ALG of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). On all MX Series and SRX Series platform with SIP ALG enabled, when a malformed SIP packet is received, the flow processing daemon (flowd) will crash and restart. This issue affects: Juniper Networks Junos OS on MX Series and SRX Series 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R3-S1; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R1-S2, 22.1R2; 22.2 versions prior to 22.2R1-S1, 22.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1 on SRX Series.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Vulnerability Title
Juniper Networks Junos OS 安全漏洞
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存在安全漏洞，该漏洞源于SIP ALG中存在缓冲区溢出漏洞。以下产品及版本受到影响：Juniper Networks Junos OS 20.4版本至20.4之前版本、21.1版本至21.1R3-S4之前版本、21.2版本至21.2R3-S2之前版本、21.3
CVSS Information
N/A
Vulnerability Type
N/A