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redhatcveRedhat.comRH:CVE-2023-32732
HistoryJun 13, 2023 - 6:35 a.m.

CVE-2023-32732

2023-06-1306:35:42
redhat.com
access.redhat.com
53
grpc
denial of service
base64 encoding

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%

A flaw was found in gRPC, which is vulnerable to a denial of service, caused by a base64 encoding error for “-bin” suffixed headers. By sending a specially crafted request, a remote attacker can cause a termination of the connection between an HTTP2 proxy and a gRPC server, resulting in a denial of service.

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%