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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2023-28984— Junos OS: QFX Series: The PFE may crash when a lot of MAC addresses are being learned and aged

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存在资源管理错误漏洞，该漏洞源于存在释放后重用漏洞，攻击者利用该漏洞可以导致拒绝服务(DoS)。

CVSS 5.3 · Medium EPSS 0.21% · P10

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-28984

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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: QFX Series: The PFE may crash when a lot of MAC addresses are being learned and aged
Source: CVE Program / CVE List V5
Vulnerability Description
A Use After Free vulnerability in the Layer 2 Address Learning Manager (l2alm) of Juniper Networks Junos OS on QFX Series allows an adjacent attacker to cause the Packet Forwarding Engine to crash and restart, leading to a Denial of Service (DoS). The PFE may crash when a lot of MAC learning and aging happens, but due to a Race Condition (Concurrent Execution using Shared Resource with Improper Synchronization) that is outside the attackers direct control. This issue affects: Juniper Networks Junos OS versions prior to 19.4R3-S10 on QFX Series; 20.2 versions prior to 20.2R3-S7 on QFX Series; 20.3 versions prior to 20.3R3-S6 on QFX Series; 20.4 versions prior to 20.4R3-S5 on QFX Series; 21.1 versions prior to 21.1R3-S4 on QFX Series; 21.2 versions prior to 21.2R3-S3 on QFX Series; 21.3 versions prior to 21.3R3-S3 on QFX Series; 21.4 versions prior to 21.4R3 on QFX Series; 22.1 versions prior to 22.1R3 on QFX Series; 22.2 versions prior to 22.2R2 on QFX Series.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
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。 Juniper Networks Junos OS存在资源管理错误漏洞，该漏洞源于存在释放后重用漏洞，攻击者利用该漏洞可以导致拒绝服务(DoS)。
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 ~ 19.4R3-S10 -

II. Public POCs for CVE-2023-28984

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-28984

请登录查看更多情报信息。

Other References for CVE-2023-28984 (1)

Same Patch Batch · Juniper Networks · 2023-04-17 · 25 CVEs total

CVE-2023-28983 8.8 HIGH Junos OS Evolved: Shell Injection vulnerability in the gNOI server
CVE-2023-28960 8.2 HIGH Junos OS Evolved: Docker repository is world-writeable, allowing low-privileged local user
CVE-2023-28966 7.8 HIGH Junos OS Evolved: Local low-privileged user with shell access can execute CLI commands as
CVE-2023-28982 7.5 HIGH Junos OS and Junos OS Evolved: In a BGP rib sharding scenario when a route is frequently u
CVE-2023-28976 7.5 HIGH Junos OS: MX Series: If a specific traffic rate goes above the DDoS threshold it will lead
CVE-2023-28964 7.5 HIGH Junos OS and Junos OS Evolved: Malformed BGP flowspec update causes RPD crash
CVE-2023-28967 7.5 HIGH Junos OS and Junos OS Evolved: An attacker sending genuine BGP packets causes an RPD crash
CVE-2023-28974 7.4 HIGH Junos OS: MX Series: In a BBE scenario upon receipt of specific malformed packets from sub
CVE-2023-28971 7.2 HIGH Paragon Active Assurance: Enabling the timescaledb enables IP forwarding
CVE-2023-28973 7.1 HIGH Junos OS Evolved: The 'sysmanctl' shell command allows a local user to gain access to some
CVE-2023-28972 6.8 MEDIUM Junos OS: NFX Series: 'set system ports console insecure' allows root password recovery
CVE-2023-28965 6.5 MEDIUM Junos OS: QFX10002: Failure of storm control feature may lead to Denial of Service
CVE-2023-28970 6.5 MEDIUM Junos OS: JRR200: Kernel crash upon receipt of a specific packet
CVE-2023-28959 6.5 MEDIUM Junos OS: QFX10002: PFE wedges and restarts upon receipt of specific malformed packets
CVE-2023-1697 6.5 MEDIUM Junos OS: QFX10000 Series, PTX1000 Series: The dcpfe process will crash when a malformed e
CVE-2023-28981 6.5 MEDIUM Junos OS and Junos OS Evolved: If malformed IPv6 router advertisements are received, memor
CVE-2023-28961 5.8 MEDIUM Junos OS: ACX Series: IPv6 firewall filter is not installed in PFE when "from next-header
CVE-2023-28980 5.5 MEDIUM Junos OS and Junos OS Evolved: In a BGP rib sharding scenario an rpd crash will happen sho
CVE-2023-28968 5.3 MEDIUM Junos OS: SRX Series: Policies that rely on JDPI-Decoder actions may fail open
CVE-2023-28963 5.3 MEDIUM Junos OS: User-controlled input vulnerability in J-Web

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-362

V. Comments for CVE-2023-28984

No comments yet

Leave a comment