CVE-2023-1428

HIGH

grpc 1.51.0-1.52.4 - Reachable Assertion via Malformed HTTP/2 Headers

Title source: llm
STIX 2.1

Description

There exists an vulnerability causing an abort() to be called in gRPC.  The following headers cause gRPC's C++ implementation to abort() when called via http2: te: x (x != trailers) :scheme: x (x != http, https) grpclb_client_stats: x (x == anything) On top of sending one of those headers, a later header must be sent that gets the total header size past 8KB. We recommend upgrading past git commit 2485fa94bd8a723e5c977d55a3ce10b301b437f8 or v1.53 and above.

Scores

CVSS v3 7.5
EPSS 0.0041
EPSS Percentile 32.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-617
Status published
Products (4)
grpc/grpc 1.51.0 - 1.53.0
io.grpc/grpc-protobuf 1.51.0 - 1.53.0Maven
pypi/grpcio 1.51.0 - 1.53.0PyPI
rubygems/grpc 1.51.0 - 1.53.0RubyGems
Published Jun 09, 2023
Tracked Since Feb 18, 2026