漏洞信息
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Vulnerability Title
Information leak in gRPC
Vulnerability Description
When gRPC HTTP2 stack raised a header size exceeded error, it skipped parsing the rest of the HPACK frame. This caused any HPACK table mutations to also be skipped, resulting in a desynchronization of HPACK tables between sender and receiver. If leveraged, say, between a proxy and a backend, this could lead to requests from the proxy being interpreted as containing headers from different proxy clients - leading to an information leak that can be used for privilege escalation or data exfiltration. We recommend upgrading beyond the commit contained in https://github.com/grpc/grpc/pull/33005 https://github.com/grpc/grpc/pull/33005
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
Vulnerability Type
预期行为违背
Vulnerability Title
gRPC 安全漏洞
Vulnerability Description
gRPC是gRPC开源的一种现代、开源、高性能的远程过程调用 (RPC) 框架。 gRPC存在安全漏洞,该漏洞源于当 gRPC HTTP2 堆栈引发标头大小超出错误时,它会跳过解析 HPACK 帧的其余部分。这导致任何 HPACK 表的改动也被跳过,导致发送方和接收方之间的 HPACK 表不同步。攻击者利用该漏洞导致信息泄露和权限提升。
CVSS Information
N/A
Vulnerability Type
N/A