Incomplete Internal State Distinction in GRPCWebToHTTP2ServerCodec

Description

Impact

Affected gRPC Swift servers are vulnerable to precondition failures when parsing certain gRPC Web requests. This may lead to a denial of service.

Patches

The problem has been fixed in 1.2.0.

Workarounds

No workaround is available. Users must upgrade.

Basic information

Type
reviewed
Severity
high
Advisory on GitHub
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Source code
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Published (advisory)
2023-06-09 19:32:18 UTC
Updated
2023-06-19 16:45:07 UTC
GitHub reviewed
2023-06-09 19:32:18 UTC
NVD published
2021-07-09

EPSS Score

Score Percentile
1.36% 79.60%

CVSS Scores

No CVSS scores in this advisory.

Identifiers

Affected packages (1)

Vulnerable version ranges and first patched releases as published by GitHub.

Ecosystem Package Vulnerable range First patched Vulnerable functions
swift github.com/grpc/grpc-swift < 1.2.0 1.2.0

References

cvelogic Threat Intelligence