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CVE-2019-0067— Junos OS: Kernel crash (vmcore) upon receipt of a specific link-local IPv6 packet on devices configured with Multi-Chassis Link Aggregation Group (MC-LAG)

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 16.1版本、16.2版本和17.1版本中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。

CVSS 6.5 · Medium EPSS 0.53% · P42
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I. Basic Information for CVE-2019-0067

Vulnerability Information
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Vulnerability Title
Junos OS: Kernel crash (vmcore) upon receipt of a specific link-local IPv6 packet on devices configured with Multi-Chassis Link Aggregation Group (MC-LAG)
Source: CVE Program / CVE List V5
Vulnerability Description
Receipt of a specific link-local IPv6 packet destined to the RE may cause the system to crash and restart (vmcore). By continuously sending a specially crafted IPv6 packet, an attacker can repeatedly crash the system causing a prolonged Denial of Service (DoS). This issue affects Juniper Networks Junos OS: 16.1 versions prior to 16.1R6-S2, 16.1R7; 16.2 versions prior to 16.2R2-S10; 17.1 versions prior to 17.1R3. This issue does not affect Juniper Networks Junos OS version 15.1 and prior versions.
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
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS 输入验证错误漏洞
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 16.1版本、16.2版本和17.1版本中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。
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 ~ 15.1 -

II. Public POCs for CVE-2019-0067

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III. Intelligence Information for CVE-2019-0067

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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-2019-0058 7.8 HIGH Junos OS: SRX Series: A weakness in the Veriexec subsystem may allow privilege escalation.
CVE-2019-0061 7.8 HIGH Junos OS: Insecure management daemon (MGD) configuration may allow local privilege escalat
CVE-2019-0057 7.8 HIGH NFX Series: An attacker may be able to take control of the JDM application and subsequentl
CVE-2019-0071 7.8 HIGH Junos OS: EX2300, EX3400 Series: Veriexec signature checking not enforced in specific vers
CVE-2019-0060 7.5 HIGH Junos OS: SRX Series: flowd process crash due to processing of specific transit IP packets
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-2019-0050 7.5 HIGH Junos OS: SRX1500: Denial of service due to crash of srxpfe process under heavy traffic co
CVE-2019-0075 7.5 HIGH Junos OS: SRX Series: Denial of Service vulnerability in srxpfe related to PIM
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-2019-0064 7.5 HIGH Junos OS: SRX5000 Series: flowd process crash due to receipt of specific TCP packet
CVE-2019-0062 7.5 HIGH Junos OS: Session fixation vulnerability in J-Web
CVE-2019-0059 7.5 HIGH Junos OS: The routing protocol process (rpd) may crash and generate core files upon receip
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-2019-0068 6.5 MEDIUM Junos OS: SRX Series: Denial of Service vulnerability in flowd due to multicast packets
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

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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