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redhatcveRedhat.comRH:CVE-2023-21538
HistoryJan 10, 2023 - 8:35 p.m.

CVE-2023-21538

2023-01-1020:35:24
redhat.com
access.redhat.com
22
dotnet
vulnerability
http parsing
stack overflow
json.net
process crash

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

47.9%

A vulnerability was found in dotnet. This flaw occurs when parsing an empty HTTP response as a JSON.NET JObject that causes a stack overflow and crashes a process.

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

47.9%