CVEvulnerability
CVE-2021-36154
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-07-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-674
Description
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.
Affected configurations
• linuxfoundation grpc swift 1.0.0
• linuxfoundation grpc swift 1.1.0
• linuxfoundation grpc swift 1.1.1
Related
Weakness · CWE (1)
- CWE-674 Uncontrolled Recursion weakness
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35274 Mailing List, Third Party Advisory
- https://github.com/grpc/grpc-swift/releases Release Notes, Third Party Advisory
- https://github.com/grpc/grpc-swift/security/advisories/GHSA-4rhq-vq24-88gw Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35274 Mailing List, Third Party Advisory
- https://github.com/grpc/grpc-swift/releases Release Notes, Third Party Advisory
- https://github.com/grpc/grpc-swift/security/advisories/GHSA-4rhq-vq24-88gw Third Party Advisory