Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-30791

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
11/07/2022
Last modified:
23/09/2022

Description

In CmpBlkDrvTcp of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new TCP connections. Existing connections are not affected.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_for_empc-a\/imx6:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_for_iot2000_sl:*:*:*:*:*:*:*:* 4.6.0.0 (excluding)
cpe:2.3:a:codesys:control_for_linux_sl:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_for_pfc100_sl:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_for_pfc200_sl:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_for_plcnext:*:*:*:*:*:*:*:* 4.6.0.0 (excluding)
cpe:2.3:a:codesys:control_for_raspberry_pi_sl:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_for_wago_touch_panels_600:*:*:*:*:*:*:*:* 4.5.0.0 (excluding)
cpe:2.3:a:codesys:control_rte_sl:*:*:*:*:*:*:*:* 3.5.18.20 (excluding)
cpe:2.3:a:codesys:control_rte_sl_\(for_beckhoff_cx\):*:*:*:*:*:*:*:* 3.5.18.20 (excluding)
cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:* 3.5.18.20 (excluding)
cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:* 3.5.18.20 (excluding)
cpe:2.3:a:codesys:development_system:*:*:*:*:*:*:*:* 3.5.18.20 (excluding)
cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:windows:*:* 3.5.18.20 (excluding)

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


References to Advisories, Solutions, and Tools