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CVE-2026-123039— Local privilege escalation to root in the DynamicCLI daemon via local world-writable control socket

Quick assessment

Affected
checkpoint Quantum Security Gateway
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.

Gaia 操作系统的 DynamicCLI 守护进程以 root 用户身份运行，并监听一个全局可写的本地套接字（/tmp/dynamic_socket），且未对连接进程进行身份验证。已认证的本地用户可向该套接字发送命令，使其以 root 权限执行。

CVSS 7.8 · High
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I. Basic Information for CVE-2026-123039

Vulnerability Information
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Vulnerability Title
Local privilege escalation to root in the DynamicCLI daemon via local world-writable control socket
Source: CVE Program / CVE List V5
Vulnerability Description
The Gaia OS DynamicCLI daemon runs as root and listens on a world-writable local socket (/tmp/dynamic_socket) without authenticating connecting processes. An authenticated local user can send a command to the socket and have it executed as root.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
checkpoint Quantum Security Gateway R82.10 with Jumbo Hotfix Take 50 or below -
checkpoint Quantum Security Management R82.10 with Jumbo Hotfix Take 50 or below -

II. Public POCs for CVE-2026-123039

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-123039

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Other References for CVE-2026-123039 (1)

Same Patch Batch · checkpoint · 2026-11-12 · 3 CVEs total

CVE-2026-107484 7.3 HIGH Input Validation Vulnerability in Gaia Portal backend handlers allows privilege escalation
CVE-2026-120490 3.8 LOW Administrator with policy and NAT permissions can bypass Sync network protection on Scalab

IV. Related Vulnerabilities

Same product: Quantum Security Gateway
Same vendor: checkpoint
Same weakness: CWE-862