Expected Behavior Violation Affecting grpc package, versions [,1.52.2)[1.53.0,1.53.1)[1.54.0,1.54.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-UNMANAGED-GRPC-5673414
  • published9 Jun 2023
  • disclosed9 Jun 2023
  • creditctiller

Introduced: 9 Jun 2023

CVE-2023-32732  (opens in a new tab)
CWE-440  (opens in a new tab)

How to fix?

Upgrade grpc to version 1.52.2, 1.53.1, 1.54.2 or higher.

Overview

Affected versions of this package are vulnerable to Expected Behavior Violation such that a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for -bin suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies.

CVSS Scores

version 3.1