How severe is CVE-2012-6069?

CVE-2012-6069 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2012-6069 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-6069?

CVE-2012-6069 primarily affects 3s-software Codesys Runtime System. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-6069?

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

When was CVE-2012-6069 published?

CVE-2012-6069 was published on 2013-01-21 and last updated on 2026-06-16.

CVE-2012-6069

CVE-2012-6069 is a critical-severity vulnerability in 3s-software Codesys Runtime System with a CVSS 3.x base score of 10.0. 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-23.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 10.0
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-23
Affected product: 3s-software Codesys Runtime System
Published: 2013-01-21
Last modified: 2026-06-16

Description

The CoDeSys Runtime Toolkit’s file transfer functionality does not perform input validation, which allows an attacker to access files and directories outside the intended scope. This may allow an attacker to upload and download any file on the device. This could allow the attacker to affect the availability, integrity, and confidentiality of the device.

Frequently asked questions

What is CVE-2012-6069?: The CoDeSys Runtime Toolkit’s file transfer functionality does not perform input validation, which allows an attacker to access files and directories outside the intended scope. This may allow an attacker to upload and download any file on the device. This could allow the attacker to affect the availability, integrity, and confidentiality of the device.
How severe is CVE-2012-6069?: CVE-2012-6069 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2012-6069 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-6069?: CVE-2012-6069 primarily affects 3s-software Codesys Runtime System. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-6069?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-6069 published?: CVE-2012-6069 was published on 2013-01-21 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:3s-software:codesys_runtime_system:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_runtime_system:2.3.9.8:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_runtime_system:2.3.9.35:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_runtime_system:2.3.9.36:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_runtime_system:2.3.9.37:*:*:*:*:*:*:*

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