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ubuntucveUbuntu.comUB:CVE-2024-23836
HistoryFeb 26, 2024 - 12:00 a.m.

CVE-2024-23836

2024-02-2600:00:00
ubuntu.com
ubuntu.com
8
suricata
vulnerability
cpu overload
memory overload
denial of service
patch
workarounds
protocol parser
network security
unix
cve-2024-23836

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

17.1%

Suricata is a network Intrusion Detection System, Intrusion Prevention
System and Network Security Monitoring engine. Prior to versions 6.0.16 and
7.0.3, an attacker can craft traffic to cause Suricata to use far more CPU
and memory for processing the traffic than needed, which can lead to
extreme slow downs and denial of service. This vulnerability is patched in
6.0.16 or 7.0.3. Workarounds include disabling the affected protocol
app-layer parser in the yaml and reducing the stream.reassembly.depth
value helps reduce the severity of the issue.

References

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

17.1%