VDB
EN
HIGH 7.5

GHSA-rxc4-3w6r-4v47

vllm API endpoints vulnerable to Denial of Service Attacks

상세

### Summary A Denial of Service (DoS) vulnerability can be triggered by sending a single HTTP GET request with an extremely large header to an HTTP endpoint. This results in server memory exhaustion, potentially leading to a crash or unresponsiveness. The attack does not require authentication, making it exploitable by any remote user.

### Details The vulnerability leverages the abuse of HTTP headers. By setting a header such as `X-Forwarded-For` to a very large value like `("A" * 5_800_000_000)`, the server's HTTP parser or application logic may attempt to load the entire request into memory, overwhelming system resources.

### Impact _What kind of vulnerability is it? Who is impacted?_ Type of vulnerability: Denial of Service (DoS)

### Resolution Upgrade to a version of vLLM that includes appropriate HTTP limits by deafult, or use a proxy in front of vLLM which provides protection against this issue.

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영향 패키지

PyPI / vllm
최초 영향 버전: 0.1.0 수정 버전: 0.10.1.1
수정 pip install --upgrade 'vllm>=0.10.1.1'

참고