How severe is CVE-2020-7052?

CVE-2020-7052 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-7052 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7052?

CVE-2020-7052 primarily affects Codesys Control For Beaglebone. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-7052?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-7052 published?

CVE-2020-7052 was published on 2020-01-24 and last updated on 2026-06-17.

CVE-2020-7052

CVE-2020-7052 is a medium-severity vulnerability in Codesys Control For Beaglebone with a CVSS 3.x base score of 6.5. 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-770.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Codesys Control For Beaglebone
Published: 2020-01-24
Last modified: 2026-06-17

Description

CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.

Frequently asked questions

What is CVE-2020-7052?: CODESYS Control V3, Gateway V3, and HMI V3 before 3.5.15.30 allow uncontrolled memory allocation which can result in a remote denial of service condition.
How severe is CVE-2020-7052?: CVE-2020-7052 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-7052 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7052?: CVE-2020-7052 primarily affects Codesys Control For Beaglebone. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-7052?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-7052 published?: CVE-2020-7052 was published on 2020-01-24 and last updated on 2026-06-17.

References

Affected products (16)

cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_empc-a\/imx6:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_iot2000:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_linux:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_pfc100:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_pfc200:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_plcnext:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_for_raspberry_pi:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_rte:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_rte:*:*:*:*:*:beckhoff_cx:*:*
cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:hmi:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:safety_sil2:*:*:*:*:*:*:*:*
cpe:2.3:a:codesys:simulation_runtime:*:*:*:*:*:*:*:*

More vulnerabilities in Codesys Control For Beaglebone

CVE-2020-10245 — Critical (CVSS 9.8): CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow.
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CVE-2020-12069 — High (CVSS 7.8): In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system…

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