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CVE-2019-0050— Junos OS: SRX1500: Denial of service due to crash of srxpfe process under heavy traffic conditions.

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 SRX1500是美国瞻博网络（Juniper Networks）公司的一款下一代防火墙和安全服务网关设备。Junos OS是一套专用于该公司的硬件设备的网络操作系统。 Juniper Networks SRX1500中的Junos OS存在输入验证错误漏洞。该漏洞源于网络系统或产品未对输入的数据进行正确的验证。以下产品及版本受到影响：Juniper Networks Junos OS 15.1X49-D170之前的15.1X49版本，17.3R3-S7之前的17.3版本，

CVSS 7.5 · High EPSS 1.28% · P69

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2019-0050

Vulnerability Information
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Vulnerability Title
Junos OS: SRX1500: Denial of service due to crash of srxpfe process under heavy traffic conditions.
Source: CVE Program / CVE List V5
Vulnerability Description
Under certain heavy traffic conditions srxpfe process can crash and result in a denial of service condition for the SRX1500 device. Repeated crashes of the srxpfe can result in an extended denial of service condition. The SRX device may fail to forward traffic when this condition occurs. Affected releases are Juniper Networks Junos OS: 15.1X49 versions prior to 15.1X49-D170 on SRX1500; 17.3 versions prior to 17.3R3-S7 on SRX1500; 17.4 versions prior to 17.4R2-S8, 17.4R3 on SRX1500; 18.1 versions prior to 18.1R3-S8 on SRX1500; 18.2 versions prior to 18.2R3 on SRX1500; 18.3 versions prior to 18.3R2 on SRX1500; 18.4 versions prior to 18.4R2 on SRX1500.
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
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks SRX1500 Junos OS 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juniper Networks SRX1500是美国瞻博网络（Juniper Networks）公司的一款下一代防火墙和安全服务网关设备。Junos OS是一套专用于该公司的硬件设备的网络操作系统。 Juniper Networks SRX1500中的Junos OS存在输入验证错误漏洞。该漏洞源于网络系统或产品未对输入的数据进行正确的验证。以下产品及版本受到影响：Juniper Networks Junos OS 15.1X49-D170之前的15.1X49版本，17.3R3-S7之前的17.3版本，
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 15.1X49 ~ 15.1X49-D170 -

II. Public POCs for CVE-2019-0050

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III. Intelligence Information for CVE-2019-0050

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Vendor Advisories for CVE-2019-0050 (1)

Same Patch Batch · Juniper Networks · 2019-10-09 · 25 CVEs total

CVE-2019-0047 8.8 HIGH Junos OS: Persistent XSS vulnerability in J-Web
CVE-2019-0070 8.8 HIGH Junos OS: NFX Series: An Improper Input Validation weakness allows a malicious local attac
CVE-2019-0071 7.8 HIGH Junos OS: EX2300, EX3400 Series: Veriexec signature checking not enforced in specific vers
CVE-2019-0058 7.8 HIGH Junos OS: SRX Series: A weakness in the Veriexec subsystem may allow privilege escalation.
CVE-2019-0057 7.8 HIGH NFX Series: An attacker may be able to take control of the JDM application and subsequentl
CVE-2019-0061 7.8 HIGH Junos OS: Insecure management daemon (MGD) configuration may allow local privilege escalat
CVE-2019-0060 7.5 HIGH Junos OS: SRX Series: flowd process crash due to processing of specific transit IP packets
CVE-2019-0066 7.5 HIGH Junos OS: A malformed IPv4 packet received by Junos in an NG-mVPN scenario may cause the r
CVE-2019-0056 7.5 HIGH Junos OS: MX Series: An MPC10 Denial of Service (DoS) due to OSPF states transitioning to
CVE-2019-0055 7.5 HIGH Junos OS: SRX Series: An attacker may cause flowd to crash by sending certain valid SIP tr
CVE-2019-0059 7.5 HIGH Junos OS: The routing protocol process (rpd) may crash and generate core files upon receip
CVE-2019-0062 7.5 HIGH Junos OS: Session fixation vulnerability in J-Web
CVE-2019-0064 7.5 HIGH Junos OS: SRX5000 Series: flowd process crash due to receipt of specific TCP packet
CVE-2019-0075 7.5 HIGH Junos OS: SRX Series: Denial of Service vulnerability in srxpfe related to PIM
CVE-2019-0054 6.8 MEDIUM Junos OS: SRX Series: An attacker may be able to perform Man-in-the-Middle (MitM) attacks
CVE-2019-0073 6.6 MEDIUM Junos OS: PKI key pairs are exported with insecure file permissions
CVE-2019-0051 6.5 MEDIUM SRX5000 Series: Denial of Service vulnerability in SSL-Proxy feature.
CVE-2019-0063 6.5 MEDIUM Junos OS: MX Series: jdhcpd crash when receiving a specific crafted DHCP response message
CVE-2019-0068 6.5 MEDIUM Junos OS: SRX Series: Denial of Service vulnerability in flowd due to multicast packets
CVE-2019-0067 6.5 MEDIUM Junos OS: Kernel crash (vmcore) upon receipt of a specific link-local IPv6 packet on devic

Showing top 20 of 25 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks

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