CVE-2021-36154

HTTP2ToRawGRPCServerCodec in gRPC Swift 1.1.1 and earlier allows remote attackers to deny service via the delivery of many small messages within a single HTTP/2 frame, leading to Uncontrolled Recursion and stack consumption.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 74%
VendorProductVersion
linuxfoundationgrpc_swift
1.0.0
linuxfoundationgrpc_swift
1.1.0
linuxfoundationgrpc_swift
1.1.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35274
https://github.com/grpc/grpc-swift/releases
https://github.com/grpc/grpc-swift/security/advisories/GHSA-4rhq-vq24-88gw
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35274
https://github.com/grpc/grpc-swift/releases
https://github.com/grpc/grpc-swift/security/advisories/GHSA-4rhq-vq24-88gw