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ubuntucveUbuntu.comUB:CVE-2023-32732
HistoryJun 09, 2023 - 12:00 a.m.

CVE-2023-32732

2023-06-0900:00:00
ubuntu.com
ubuntu.com
18
grpc vulnerability
http2 proxy
base64 encoding error
upgrade recommended

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

0.001 Low

EPSS

Percentile

35.0%

gRPC contains a vulnerability whereby 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. We recommend upgrading
beyond the commit in https://github.com/grpc/grpc/pull/32309
https://www.google.com/url

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

0.001 Low

EPSS

Percentile

35.0%