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CVE-2023-44194— Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges

CVSS 8.4 · High EPSS 0.03% · P9
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I. Basic Information for CVE-2023-44194

Vulnerability Information
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Vulnerability Title
Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges
Source: NVD (National Vulnerability Database)
Vulnerability Description
An Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root privileges. The issue is caused by improper directory permissions on a certain system directory, allowing an attacker with access to this directory to create a backdoor with root privileges. This issue affects Juniper Networks Junos OS: * All versions prior to 20.4R3-S5; * 21.1 versions prior to 21.1R3-S4; * 21.2 versions prior to 21.2R3-S4; * 21.3 versions prior to 21.3R3-S3; * 21.4 versions prior to 21.4R3-S1.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
缺省权限不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
Juniper Networks Junos OS 安全漏洞
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 存在安全漏洞，该漏洞源于存在不正确的默认权限漏洞，允许具有设备本地访问权限的未经身份验证的攻击者创建具有 root 权限的后门。
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 0 ~ 20.4R3-S5 -

II. Public POCs for CVE-2023-44194

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III. Intelligence Information for CVE-2023-44194

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Same Patch Batch · Juniper Networks · 2023-10-12 · 25 CVEs total

CVE-2023-441997.5 HIGHJunos OS: MX Series: In a PTP scenario a prolonged routing protocol churn can trigger an F
CVE-2023-368417.5 HIGHJunos OS: MX Series: Receipt of malformed TCP traffic will cause a Denial of Service
CVE-2023-441977.5 HIGHJunos OS and Junos OS Evolved: An rpd crash may occur when BGP is processing newly learned
CVE-2023-368437.5 HIGHJunos OS: SRX Series: The PFE will crash on receiving malformed SSL traffic when Sky ATP i
CVE-2023-441817.5 HIGHJunos OS: QFX5k: l2 loop in the overlay impacts the stability in a EVPN/VXLAN environment
CVE-2023-441927.5 HIGHJunos OS: QFX5000 Series: DMA memory leak is observed when specific DHCP packets are trans
CVE-2023-441917.5 HIGHJunos OS: QFX5000 Series and EX4000 Series: Denial of Service (DoS) on a large scale VLAN
CVE-2023-441857.5 HIGHJunos OS and Junos OS Evolved: In an BGP scenario RPD crashes upon receiving and processin
CVE-2023-441827.3 HIGHJunos OS and Junos OS Evolved: An Unchecked Return Value in multiple users interfaces affe
CVE-2023-441846.5 MEDIUMJunos OS and Junos OS Evolved: High CPU load due to specific NETCONF command
CVE-2023-223926.5 MEDIUMJunos OS: PTX Series and QFX10000 Series: Received flow-routes which aren't installed as t
CVE-2023-368396.5 MEDIUMJunos OS and Junos OS Evolved: An l2cpd crash will occur when specific LLDP packets are re
CVE-2023-441756.5 MEDIUMJunos OS and Junos OS Evolved: Receipt of a specific genuine PIM packet causes RPD crash
CVE-2023-441836.5 MEDIUMJunos OS: QFX5000 Series, EX4600 Series: In a VxLAN scenario an adjacent attacker within t
CVE-2023-442046.5 MEDIUMJunos OS and Junos OS Evolved: The rpd will crash upon receiving a malformed BGP UPDATE me
CVE-2023-441966.5 MEDIUMJunos OS Evolved: PTX10003 Series: Packets which are not destined to the router can reach
CVE-2023-442036.5 MEDIUMJunos OS: QFX5000 Series, EX2300, EX3400, EX4100, EX4400 and EX4600: Packet flooding will
CVE-2023-441985.8 MEDIUMJunos OS: SRX Series and MX Series: SIP ALG doesn't drop specifically malformed retransmit
CVE-2023-441935.5 MEDIUMJunos OS: MX Series: An FPC crash is observed when CFM is enabled in a VPLS scenario and a
CVE-2023-441785.5 MEDIUMJunos OS : Stack overflow vulnerability in CLI command processing

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

IV. Related Vulnerabilities

Same product: Junos OS
Same vendor: Juniper Networks
Same weakness: CWE-276

V. Comments for CVE-2023-44194

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