CVE-2025-5777— Citrix NetScaler ADC和Citrix NetScaler Gateway 安全漏洞
一分钟漏洞结论
影响对象
NetScaler ADC
利用判断
已确认在野利用，应立即处置
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
Citrix NetScaler ADC和Citrix NetScaler Gateway都是美国Citrix公司的产品。Citrix NetScaler ADC是一个应用程序交付和安全性平台。Citrix NetScaler Gateway是一种安全远程访问的解决方案。 Citrix NetScaler ADC和Citrix NetScaler Gateway存在安全漏洞，该漏洞源于NetScaler Management Interface输入验证不足，可能导致内存过度读取。
已观察到在野利用
github_trending · low
cisa_kev · confirmed
可能的 ATT&CK 技术 1 AI
T1190 · Exploit Public-Facing Application
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一、 漏洞 CVE-2025-5777 基础信息
漏洞信息
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Vulnerability Title
NetScaler ADC and NetScaler Gateway - Insufficient input validation leading to memory overread
来源: CVE Program / CVE List V5
Vulnerability Description
Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
来源: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
来源: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
来源: CVE Program / CVE List V5
Vulnerability Title
Citrix NetScaler ADC和Citrix NetScaler Gateway 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Citrix NetScaler ADC和Citrix NetScaler Gateway都是美国Citrix公司的产品。Citrix NetScaler ADC是一个应用程序交付和安全性平台。Citrix NetScaler Gateway是一种安全远程访问的解决方案。 Citrix NetScaler ADC和Citrix NetScaler Gateway存在安全漏洞，该漏洞源于NetScaler Management Interface输入验证不足，可能导致内存过度读取。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD
受影响产品
二、漏洞 CVE-2025-5777 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|---|---|---|
| 1 | Insufficient input validation leading to memory overread on the NetScaler Management Interface NetScaler ADC and NetScaler Gateway | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-5777.yaml | POC详情 |
| 2 | 详细讲解CitrixBleed 2 — CVE-2025-5777（越界泄漏）PoC 和检测套件 | https://github.com/mingshenhk/CitrixBleed-2-CVE-2025-5777-PoC- | POC详情 |
| 3 | CitrixBleed-2 (CVE-2025-5777) – proof-of-concept exploit for NetScaler ADC/Gateway “memory bleed” | https://github.com/RickGeex/CVE-2025-5777-CitrixBleed | POC详情 |
| 4 | CitrixBleed2 poc | https://github.com/idobarel/CVE-2025-5777 | POC详情 |
| 5 | Memory disclosure vulnerability in Citrix NetScaler ADC and Gateway when configured as a Gateway (VPN virtual server, ICA proxy, CVPN, RDP Proxy). | https://github.com/nocerainfosec/cve-2025-5777 | POC详情 |
| 6 | Citrix Bleed 2 PoC Scanner (CVE-2025-5777) | https://github.com/RaR1991/citrix_bleed_2 | POC详情 |
| 7 | CitrixBleed-2 Checker & Poc automatic exploit and check token. | https://github.com/orange0Mint/CitrixBleed-2-CVE-2025-5777 | POC详情 |
| 8 | CitrixBleed 2 (CVE-2025-5777) | https://github.com/Chocapikk/CVE-2025-5777 | POC详情 |
| 9 | CVE-2025-5777 (CitrixBleed 2) - Critical memory leak vulnerability affecting Citrix NetScaler ADC and Gateway devices | https://github.com/win3zz/CVE-2025-5777 | POC详情 |
| 10 | CitrixBleed2 powershell version | https://github.com/FrenzisRed/CVE-2025-5777 | POC详情 |
| 11 | CVE-2025-5777 Citrix NetScaler Memory Leak Exploit (CitrixBleed 2) | https://github.com/bughuntar/CVE-2025-5777 | POC详情 |
| 12 | Citrix NetScaler Memory Leak PoC | https://github.com/0xgh057r3c0n/CVE-2025-5777 | POC详情 |
| 13 | CVE-2025-5777 (CitrixBleed 2) - [Citrix NetScaler ADC] [Citrix Gateway] | https://github.com/SleepNotF0und/CVE-2025-5777 | POC详情 |
| 14 | An advanced, powerful, and easy-to-use tool designed to detect and exploit CVE-2025-5777 (CitrixBleed 2). This script not only identifies the vulnerability but also helps in demonstrating its impact by parsing human-readable information from the memory leak. | https://github.com/cyberleelawat/ExploitVeer | POC详情 |
| 15 | CVE-2025-5777 | https://github.com/B1ack4sh/Blackash-CVE-2025-5777 | POC详情 |
| 16 | PoC for CVE-2025-5777 – Auth Bypass and RCE in Trend Micro Apex Central | https://github.com/Shivshantp/CVE-2025-5777-TrendMicro-ApexCentral-RCE | POC详情 |
| 17 | None | https://github.com/rob0tstxt/POC-CVE-2025-5777 | POC详情 |
| 18 | CitrixBleed 2 NetScaler honeypot logs | https://github.com/below0day/Honeypot-Logs-CVE-2025-5777 | POC详情 |
| 19 | None | https://github.com/soltanali0/CVE-2025-5777-Exploit | POC详情 |
| 20 | Update the old POC of CVE-2025-5777 Citrix NetScaler Memory leak | https://github.com/rootxsushant/Citrix-NetScaler-Memory-Leak-CVE-2025-5777 | POC详情 |
| 21 | Exploit for CVE-2025-5777: Citrix NetScaler Memory Disclosure (CitrixBleed 2) | https://github.com/ndr-repo/CVE-2025-5777 | POC详情 |
| 22 | 🛠️ Explore the CVE-2025-5777 memory leak vulnerability in Citrix NetScaler, illustrating the risks of uninitialized memory in parsing malformed POST data. | https://github.com/Lakiya673/CVE-2025-5777 | POC详情 |
| 23 | Citrix NetScaler Memory Leak PoC | https://github.com/zr1p3r/CVE-2025-5777 | POC详情 |
| 24 | placeholder for CitrixBleed 2.0 CVE-2025-5777 | https://github.com/mr-r3b00t/CVE-2025-5777 | POC详情 |
| 25 | None | https://github.com/rashedhasan090/CVE-2025-5777 | POC详情 |
| 26 | CVE-2025-5777 | https://github.com/Ashwesker/Blackash-CVE-2025-5777 | POC详情 |
| 27 | CVE-2025-5777 | https://github.com/Ashwesker/Ashwesker-CVE-2025-5777 | POC详情 |
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CVE-2025-5777 厂商页面 (1)
同批安全公告 · NetScaler · 2025-06-17 · 共 3 条
| CVE-2025-5349 | Citrix NetScaler ADC和Citrix NetScaler Gateway 安全漏洞 | |
| CVE-2025-4365 | Citrix NetScaler Console和Citrix NetScaler SDX 安全漏洞 |
IV. Related Vulnerabilities
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