CVEvulnerability
CVE-2021-36155
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-770
Description
LengthPrefixedMessageReader in gRPC Swift 1.1.0 and earlier allocates buffers of arbitrary length, which allows remote attackers to cause uncontrolled resource consumption and deny service.
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-770 Allocation of Resources Without Limits or Throttling weakness
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35303 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-rxmj-hg9v-vp3p Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35303 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-rxmj-hg9v-vp3p Third Party Advisory