Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2021-3772

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
02/03/2022
Last modified:
12/02/2023

Description

A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): High

Base Score 3.x
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
5.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.15.0 (excluding)
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.0:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.0.0:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.20:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.25:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.30:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.30.5r3:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.40:*:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:11.40.3r2:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools