7.5
HIGH
CVE-2022-30791
"CODESYS CmpBlkDrvTcp TCP Connection Blocking Vulnerability"
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.

INFO

Published Date :

July 11, 2022, 11:15 a.m.

Last Modified :

Sept. 23, 2022, 4:26 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-30791 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Codesys gateway
2 Codesys development_system
3 Codesys edge_gateway
4 Codesys control_for_beaglebone_sl
5 Codesys control_for_empc-a\/imx6_sl
6 Codesys control_for_iot2000_sl
7 Codesys control_for_linux_sl
8 Codesys control_for_pfc100_sl
9 Codesys control_for_pfc200_sl
10 Codesys control_for_plcnext_sl
11 Codesys control_for_raspberry_pi_sl
12 Codesys control_for_wago_touch_panels_600_sl
13 Codesys control_rte_sl
14 Codesys control_rte_sl_\(for_beckhoff_cx\)
15 Codesys control_runtime_system_toolkit
16 Codesys hmi
17 Codesys control_for_beaglebone
18 Codesys control_for_empc-a\/imx6
19 Codesys control_for_plcnext
20 Codesys control_win
21 Codesys embedded_target_visu_toolkit
22 Codesys remote_target_visu_toolkit
23 Codesys development_system_v3
24 Codesys control_for_wago_touch_panels_600
25 Codesys control_rte_\(for_beckhoff_cx\)_sl
26 Codesys control_rte_\(sl\)
27 Codesys control_win_\(sl\)
28 Codesys hmi_\(sl\)
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-30791.

URL Resource
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17128&token=bee4d8a57f19be289d623ec90135493b5f9179e3&download= Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-30791 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-30791 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Sep. 23, 2022

    Action Type Old Value New Value
    Added CWE NIST CWE-400
  • CVE Modified by [email protected]

    Sep. 20, 2022

    Action Type Old Value New Value
    Removed CVSS V3.1 CERT VDE AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V3.1 CERT VDE AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Removed CVSS V3.1 Reason A-No limiting factors
  • Initial Analysis by [email protected]

    Jul. 20, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17128&token=bee4d8a57f19be289d623ec90135493b5f9179e3&download= No Types Assigned https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17128&token=bee4d8a57f19be289d623ec90135493b5f9179e3&download= Vendor Advisory
    Added CPE Configuration OR *cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_for_empc-a\/imx6:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_for_iot2000_sl:*:*:*:*:*:*:*:* versions up to (excluding) 4.6.0.0 *cpe:2.3:a:codesys:control_for_linux_sl:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_for_pfc100_sl:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_for_pfc200_sl:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_for_plcnext:*:*:*:*:*:*:*:* versions up to (excluding) 4.6.0.0 *cpe:2.3:a:codesys:control_for_raspberry_pi_sl:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_for_wago_touch_panels_600:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:control_rte_sl:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:control_rte_sl_\(for_beckhoff_cx\):*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:development_system:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:windows:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:linux:*:* versions up to (excluding) 4.5.0.0 *cpe:2.3:a:codesys:embedded_target_visu_toolkit:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:hmi:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20 *cpe:2.3:a:codesys:remote_target_visu_toolkit:*:*:*:*:*:*:*:* versions up to (excluding) 3.5.18.20
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-30791 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-30791 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.00%

score

0.37668

percentile

CVSS31 - Vulnerability Scoring System
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