CVE-2012-1802
CVE-2012-1802 is a high-severity vulnerability in Siemens Scalance X414-3e Firmware with a CVSS 2.0 base score of 7.8. 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 2.0 base score 7.8)
- EPSS exploit prediction: 6% (93rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Siemens Scalance X414-3e Firmware
- Published:
- Last modified:
Description
Buffer overflow in the embedded web server on the Siemens Scalance X Industrial Ethernet switch X414-3E before 3.7.1, X308-2M before 3.7.2, X-300EEC before 3.7.2, XR-300 before 3.7.2, and X-300 before 3.7.2 allows remote attackers to cause a denial of service (device reboot) or possibly execute arbitrary code via a malformed URL.
Frequently asked questions
- What is CVE-2012-1802?
- Buffer overflow in the embedded web server on the Siemens Scalance X Industrial Ethernet switch X414-3E before 3.7.1, X308-2M before 3.7.2, X-300EEC before 3.7.2, XR-300 before 3.7.2, and X-300 before 3.7.2 allows remote attackers to cause a denial of service (device reboot) or possibly execute arbitrary code via a malformed URL.
- How severe is CVE-2012-1802?
- CVE-2012-1802 has a CVSS 2.0 base score of 7.8, rated high severity.
- Is CVE-2012-1802 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2012-1802?
- CVE-2012-1802 primarily affects Siemens Scalance X414-3e Firmware. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2012-1802?
- 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-2012-1802 published?
- CVE-2012-1802 was published on 2012-04-18 and last updated on 2026-06-16.
References
- http://osvdb.org/81032
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-130874.pdf
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-102-04.pdf
Affected products (31)
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:1.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:2.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:3.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x414-3e_firmware:3.4.0:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:scalance_x414-3e:-:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x308-2m_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x308-2m_firmware:3.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x308-2m_firmware:3.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x308-2m_firmware:3.5.2:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:scalance_x308-2m:-:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300eec_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300eec_firmware:3.5.0:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:scalance_x-300eec:-:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_xr-300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_xr-300_firmware:3.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_xr-300_firmware:3.5.0:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:scalance_xr-300:-:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:2.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:3.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:3.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:scalance_x-300_firmware:3.5.1:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:scalance_x-300:-:*:*:*:*:*:*:*
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