Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2020-1678— Junos OS and Junos OS Evolved: RPD can crash due to a slow memory leak.

CVSS 6.5 · Medium EPSS 0.08% · P24
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2020-1678

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Junos OS and Junos OS Evolved: RPD can crash due to a slow memory leak.
Source: NVD (National Vulnerability Database)
Vulnerability Description
On Juniper Networks Junos OS and Junos OS Evolved platforms with EVPN configured, receipt of specific BGP packets causes a slow memory leak. If the memory is exhausted the rpd process might crash. If the issue occurs, the memory leak could be seen by executing the "show task memory detail | match policy | match evpn" command multiple times to check if memory (Alloc Blocks value) is increasing. root@device> show task memory detail | match policy | match evpn ------------------------ Allocator Memory Report ------------------------ Name | Size | Alloc DTXP Size | Alloc Blocks | Alloc Bytes | MaxAlloc Blocks | MaxAlloc Bytes Policy EVPN Params 20 24 3330678 79936272 3330678 79936272 root@device> show task memory detail | match policy | match evpn ------------------------ Allocator Memory Report ------------------------ Name | Size | Alloc DTXP Size | Alloc Blocks | Alloc Bytes | MaxAlloc Blocks | MaxAlloc Bytes Policy EVPN Params 20 24 36620255 878886120 36620255 878886120 This issue affects: Juniper Networks Junos OS 19.4 versions prior to 19.4R2; 20.1 versions prior to 20.1R1-S4, 20.1R2; Juniper Networks Junos OS Evolved: 19.4 versions; 20.1 versions prior to 20.1R1-S4-EVO, 20.1R2-EVO; 20.2 versions prior to 20.2R1-EVO; This issue does not affect: Juniper Networks Junos OS releases prior to 19.4R1. Juniper Networks Junos OS Evolved releases prior to 19.4R1-EVO.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Juniper Networks Junos OS 资源管理错误漏洞
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。 Junos OS 存在安全漏洞，攻击者可利用该漏洞可以通过EVPN创建内存泄漏，以触发拒绝服务。
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

VendorProductAffected VersionsCPESubscribe
Juniper NetworksJunos OS 19.4 ~ 19.4R2 -
Juniper NetworksJunos OS Evolved 19.4-EVO -

II. Public POCs for CVE-2020-1678

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2020-1678

请登录查看更多情报信息。

Same Patch Batch · Juniper Networks · 2020-10-16 · 30 CVEs total

CVE-2020-16568.8 HIGHJunos OS: When a DHCPv6 Relay-Agent is configured upon receipt of a specific DHCPv6 client
CVE-2020-16738.8 HIGHJunos OS: Reflected Cross-site Scripting vulnerability in J-Web and web based (HTTP/HTTPS)
CVE-2020-16608.3 HIGHJunos OS: MX Series: Receipt of specific packets can cause services card to restart when D
CVE-2020-16678.3 HIGHJunos OS: MX Series: Services card might restart due to a race condition when DNS filterin
CVE-2020-16758.3 HIGHJuniper Networks Mist Cloud UI: SAML authentication certificate vulnerability.
CVE-2020-16647.8 HIGHJunos OS: Buffer overflow vulnerability in device control daemon
CVE-2020-16577.5 HIGHJunos OS: SRX Series: An attacker sending spoofed packets to IPSec peers may cause a Denia
CVE-2020-16867.5 HIGHJunos OS: Kernel crash (vmcore) upon receipt of a malformed IPv6 packet.
CVE-2020-16847.5 HIGHJunos OS: SRX Series: High CPU load due to processing for HTTP traffic when Application Id
CVE-2020-16837.5 HIGHJunos OS: Memory leak leads to kernel crash (vmcore) due to SNMP polling
CVE-2020-16797.5 HIGHJunos OS: PTX/QFX Series: Kernel Routing Table (KRT) queue stuck after packet sampling a m
CVE-2020-16727.5 HIGHJunos OS: jdhcpd process crash when processing a specific DHCPDv6 packet in DHCPv6 relay c
CVE-2020-16627.5 HIGHJunos OS and Junos OS Evolved: RPD crash due to BGP session flapping.
CVE-2020-16717.5 HIGHJunos OS: Receipt of malformed DHCPv6 packets causes jdhcpd to crash.
CVE-2020-16767.2 HIGHJuniper Networks Mist Cloud UI: SAML authentication response handling vulnerability.
CVE-2020-16777.2 HIGHJuniper Networks Mist Cloud UI: SAML authentication attribute elements handling vulnerabil
CVE-2020-16666.6 MEDIUMJunos OS Evolved: 'console log-out-on-disconnect' fails to terminate session on console ca
CVE-2020-16816.5 MEDIUMJunos OS Evolved: Receipt of a specifically malformed NDP packet could lead to Denial of S
CVE-2020-16896.5 MEDIUMJunos OS: EX4300-MP/EX4600/QFX5K Series: High CPU load due to receipt of specific layer 2
CVE-2020-16886.5 MEDIUMJunos OS: SRX and NFX Series: Insufficient Web API private key protection

Showing top 20 of 30 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks
Same weakness: CWE-400

V. Comments for CVE-2020-1678

No comments yet

Leave a comment