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CVE-2024-39546— Junos OS Evolved: Local low-privilege user can gain root permissions leading to privilege escalation

Quick assessment

Affected
Juniper Networks Junos OS Evolved
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 Evolved是美国瞻博网络（Juniper Networks）公司的Junos OS 的升级版系统。 Juniper Networks Junos OS Evolved存在安全漏洞，该漏洞源于存在缺少授权漏洞，允许经过身份验证的低权限本地攻击者修改某些文件，从而导致权限提升。

CVSS 7.3 · High EPSS 0.18% · P7
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I. Basic Information for CVE-2024-39546

Vulnerability Information
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Vulnerability Title
Junos OS Evolved: Local low-privilege user can gain root permissions leading to privilege escalation
Source: CVE Program / CVE List V5
Vulnerability Description
A Missing Authorization vulnerability in the Socket Intercept (SI) command file interface of Juniper Networks Junos OS Evolved allows an authenticated, low-privilege local attacker to modify certain files, allowing the attacker to cause any command to execute with root privileges leading to privilege escalation ultimately compromising the system.  This issue affects Junos OS Evolved:  * All versions prior to 21.2R3-S8-EVO,  * 21.4 versions prior to  21.4R3-S6-EVO,  * 22.1 versions prior to 22.1R3-S5-EVO,  * 22.2 versions prior to 22.2R3-S3-EVO,  * 22.3 versions prior to 22.3R3-S3-EVO,  * 22.4 versions prior to 22.4R3-EVO,  * 23.2 versions prior to 23.2R2-EVO.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Juniper Networks Junos OS Evolved 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Juniper Networks Junos OS Evolved是美国瞻博网络（Juniper Networks）公司的Junos OS 的升级版系统。 Juniper Networks Junos OS Evolved存在安全漏洞，该漏洞源于存在缺少授权漏洞，允许经过身份验证的低权限本地攻击者修改某些文件，从而导致权限提升。
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 Evolved 0 ~ 21.2R3-S8-EVO -

II. Public POCs for CVE-2024-39546

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III. Intelligence Information for CVE-2024-39546

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Other References for CVE-2024-39546 (1)

Same Patch Batch · Juniper Networks · 2024-07-11 · 29 CVEs total

CVE-2024-39520 7.8 HIGH Junos OS Evolved: CLI parameter processing issue allows privilege escalation
CVE-2024-39521 7.8 HIGH Junos OS Evolved: CLI parameter processing issue allows privilege escalation
CVE-2024-39522 7.8 HIGH Junos OS Evolved: CLI parameter processing issue allows privilege escalation
CVE-2024-39523 7.8 HIGH Junos OS Evolved: CLI parameter processing issue allows privilege escalation
CVE-2024-39524 7.8 HIGH Junos OS Evolved: CLI parameter processing issue allows privilege escalation
CVE-2024-39542 7.5 HIGH Junos OS and Junos OS Evolved: A malformed CFM packet or specific transit traffic leads to
CVE-2024-39540 7.5 HIGH Junos OS: SRX Series, and MX Series with SPC3: Specific valid TCP traffic can cause a pfe
CVE-2024-39545 7.5 HIGH Junos OS: SRX Series, MX Series with SPC3 and NFX350: When VPN tunnels parameters are not
CVE-2024-39548 7.5 HIGH Junos OS Evolved: Receipt of specific packets in the aftmand process will lead to a memory
CVE-2024-39549 7.5 HIGH Junos OS and Junos OS Evolved: Receipt of malformed BGP path attributes leads to a memory
CVE-2024-39551 7.5 HIGH Junos OS: SRX Series and MX Series with SPC3 and MS-MPC/MIC: Receipt of specific packets i
CVE-2024-39552 7.5 HIGH Junos OS and Junos OS Evolved: Malformed BGP UPDATE causes RPD crash
CVE-2024-39531 7.5 HIGH Junos OS Evolved: ACX 7000 Series: Protocol specific DDoS configuration affects other prot
CVE-2024-39530 7.5 HIGH Junos OS: Attempting to access specific sensors on platforms not supporting these will lea
CVE-2024-39529 7.5 HIGH Junos OS: SRX Series: If DNS traceoptions are configured in a DGA or tunnel detection scen
CVE-2024-39550 6.5 MEDIUM Junos OS: MX Series with SPC3 line card: Port flaps causes rtlogd memory leak leading to D
CVE-2024-39543 6.5 MEDIUM Junos OS and Junos OS Evolved: Receipt of a large RPKI-RTR PDU packet can cause rpd to cra
CVE-2024-39519 6.5 MEDIUM Junos OS Evolved: ACX 7000 Series: Multicast traffic is looped in a multihoming EVPN MPLS
CVE-2024-39553 6.5 MEDIUM Junos OS Evolved: Receipt of arbitrary data when sampling service is enabled, leads to par
CVE-2024-39541 6.5 MEDIUM Junos OS and Junos OS Evolved: Inconsistent information in the TE database can lead to an

Showing top 20 of 29 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Junos OS Evolved
Same vendor: Juniper Networks
Same weakness: CWE-862

V. Comments for CVE-2024-39546

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