How severe is CVE-2022-4046?

CVE-2022-4046 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-4046 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4046?

CVE-2022-4046 primarily affects Codesys Control For Beaglebone Sl. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-4046?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-4046 published?

CVE-2022-4046 was published on 2023-08-03 and last updated on 2026-06-17.

CVE-2022-4046

CVE-2022-4046 is a high-severity vulnerability in Codesys Control For Beaglebone Sl with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Codesys Control For Beaglebone Sl
Published: 2023-08-03
Last modified: 2026-06-17

Description

In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buffer allow an remote attacker with user privileges to gain full access of the device.

Frequently asked questions

What is CVE-2022-4046?: In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buffer allow an remote attacker with user privileges to gain full access of the device.
How severe is CVE-2022-4046?: CVE-2022-4046 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-4046 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4046?: CVE-2022-4046 primarily affects Codesys Control For Beaglebone Sl. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-4046?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-4046 published?: CVE-2022-4046 was published on 2023-08-03 and last updated on 2026-06-17.

References

https://cert.vde.com/en/advisories/VDE-2023-025/

Affected products (14)

cpe:2.3:a:codesys:control_for_beaglebone_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_empc-a\/imx6_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_iot2000_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_linux_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_pfc100_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_pfc200_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_plcnext_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_raspberry_pi_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_wago_touch_panels_600_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_rte_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_rte_sl_\(for_beckhoff_cx\):*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_win_sl:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:hmi_sl:*:*:*:*:*:*:*:*

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