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CTFExplorer: 通过多目标网络CTF基准测试评估LLM进攻性代理

CTFExplorer: Evaluating LLM Offensive Agents Through Multi-Target Web CTF Benchmarking

CISPA - Helmholtz Center for Information Security(CISPA-海德堡信息安全研究中心);NYU Tandon School of Engineering(纽约大学坦顿工程学院);NYU Abu Dhabi(纽约大学阿布扎克分校);IIIT Hyderabad(海得拉巴印度理工学院)
Nanda Rani, Kimberly Milner, Minghao Shao, Meet Udeshi, Haoran Xi, Venkata Sai Charan Putrevu, Saksham Aggarwal, Sandeep K. Shukla, Prashanth Krishnamurthy, Far… 展开作者

Nanda Rani, Kimberly Milner, Minghao Shao, Meet Udeshi, Haoran Xi, Venkata Sai Charan Putrevu, Saksham Aggarwal, Sandeep K. Shukla, Prashanth Krishnamurthy, Farshad Khorrami, Muhammad Shafique, Ramesh Karri

AI总结:

本文提出CTFExplorer基准测试,通过多目标网络CTF基准测试评估LLM进攻性代理,研究问题是如何在不确定环境下评估代理的战术推理能力,核心方法是引入多目标环境测试代理的探索、优先级和攻击链能力,主要贡献是开发了可评估代理行为的框架。

摘要:

现有的LLM基于进攻性安全代理的基准测试使用隔离的单目标设置,包含已知的易受攻击的服务和固定目标。它们有效测量了利用,但忽略了真实CTF参与者如何在未知表面上进行优先级排序、在不确定性下分配努力。当前的评估因此无法评估超越利用之外的战略推理。为了解决这个问题,我们引入了CTFExplorer,一个基准测试套件,将进攻性安全评估转向多目标设置,测试代理如何探索、优先级和连接攻击。CTFExplorer在一个环境中部署了40个基于网络的易受攻击的服务,代理必须自主发现、区分和利用目标,而无需预定义指导。我们还提出了一个反应性多代理设置作为参考代理框架,并开发了一个代理无关的评估框架,该框架记录了结构化的推理轨迹以进行细粒度评估。这使行为评估超越了二进制旗帜捕获,例如如何管理目标选择、处理失败的假设、在多个阶段协调以及提取安全情报。

英文摘要:

Existing benchmarks for LLM-based offensive security agents use isolated, single-target setups with a known vulnerable service and fixed objective. They measure exploitation effectively, but miss how real Capture-the-Flag (CTF) participants triage unknown surfaces, prioritize targets, and allocate effort under uncertainty. Current evaluations therefore fail to assess strategic reasoning beyond exploitation alone. To address this, we introduce \textit{CTFExplorer}, a benchmark suite that shifts offensive security evaluation toward a multi-target setting, which tests how agents explore, prioritize, and chain attacks. CTFExplorer deploys 40 web-based vulnerable services within a single environment, where agents must autonomously discover, distinguish, and exploit targets without predefined guidance. We also present a reactive multi-agent setup as a reference agent framework and develop an agent-agnostic evaluation framework that records structured reasoning traces for fine-grained assessment. This enables behavioral evaluation beyond binary flag capture, such as how agents manage target selection, handle failed hypotheses, coordinate across multiple stages, and extract security intelligence.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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