How severe is CVE-2012-4707?

CVE-2012-4707 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2012-4707 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4707?

CVE-2012-4707 primarily affects 3s-software Codesys Gateway-server. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4707?

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-2012-4707 published?

CVE-2012-4707 was published on 2013-02-24 and last updated on 2026-06-16.

CVE-2012-4707

CVE-2012-4707 is a critical-severity vulnerability in 3s-software Codesys Gateway-server with a CVSS 2.0 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-94.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: 3s-software Codesys Gateway-server
Published: 2013-02-24
Last modified: 2026-06-16

Description

3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors that trigger an out-of-bounds memory access.

Frequently asked questions

What is CVE-2012-4707?: 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors that trigger an out-of-bounds memory access.
How severe is CVE-2012-4707?: CVE-2012-4707 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2012-4707 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4707?: CVE-2012-4707 primarily affects 3s-software Codesys Gateway-server. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4707?: 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-2012-4707 published?: CVE-2012-4707 was published on 2013-02-24 and last updated on 2026-06-16.

References

http://ics-cert.us-cert.gov/advisories/ICSA-13-050-01A

Affected products (16)

cpe:2.3:a:3s-software:codesys_gateway-server:*:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.5.2:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.5.3:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.6.0:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.7.0:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.8.0:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.8.1:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.8.2:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9.1:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9.2:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9.3:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9.4:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9.5:*:*:*:*:*:*:*
cpe:2.3:a:3s-software:codesys_gateway-server:2.3.9.18:*:*:*:*:*:*:*

More vulnerabilities in 3s-software Codesys Gateway-server

CVE-2013-2781 — Critical (CVSS 10.0): Use-after-free vulnerability in the server application in 3S CODESYS Gateway 2.3.9.27 allows remote attackers to cause…
CVE-2012-4708 — Critical (CVSS 10.0): Stack-based buffer overflow in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary…
CVE-2012-4705 — Critical (CVSS 10.0): Directory traversal vulnerability in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute…
CVE-2012-4704 — Critical (CVSS 10.0): Array index error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a…
CVE-2012-4706 — High (CVSS 7.8): Integer signedness error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to cause a denial of…

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