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osvGoogleOSV:CVE-2023-0809
HistoryOct 02, 2023 - 7:15 p.m.

CVE-2023-0809

2023-10-0219:15:09
Google
osv.dev
7
mosquitto
memory allocation
cve-2023-0809

5.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

7.2 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

13.4%

In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

5.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

7.2 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

13.4%