CVE-2019-5079 - OpenCVE

An exploitable heap buffer overflow vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

Vendors & Products
CPE Configurations

Vendors	Products
Wago	Pfc 200 Pfc 100 Pfc 200 Firmware Pfc 100 Firmware

Configuration 1 [-]

AND

OR	cpe:2.3:o:wago:pfc_200_firmware:03.00.39\(12\):::::::*
	cpe:2.3:o:wago:pfc_200_firmware:03.01.07\(13\):::::::*

cpe:2.3:h:wago:pfc_200:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:wago:pfc_100_firmware:03.00.39\(12\):*:*:*:*:*:*:*

cpe:2.3:h:wago:pfc_100:-:*:*:*:*:*:*:*

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0871	Exploit Third Party Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: talos

Published: 2019-12-18T20:33:07

Updated: 2019-12-18T20:33:07

Reserved: 2019-01-04T00:00:00

Link: CVE-2019-5079

JSON object: View

NVD Information

Status : Analyzed

Published: 2019-12-18T21:15:14.163

Modified: 2019-12-27T16:11:47.903

Link: CVE-2019-5079

JSON object: View

Redhat Information

No data.

CWE

CWE-787

{"containers": {"cna": {"affected": [{"product": "WAGO PFC200", "vendor": "n/a", "versions": [{"status": "affected", "version": "Firmware version 03.01.07(13)"}, {"status": "affected", "version": "Firmware version 03.00.39(12)"}]}, {"product": "WAGO PFC100", "vendor": "n/a", "versions": [{"status": "affected", "version": "Firmware version 03.00.39(12)"}]}], "descriptions": [{"lang": "en", "value": "An exploitable heap buffer overflow vulnerability exists in the iocheckd service \"I/O-Check\" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability."}], "problemTypes": [{"descriptions": [{"description": "remote code execution", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-12-18T20:33:07", "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2019-0871"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "talos-cna@cisco.com", "ID": "CVE-2019-5079", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "WAGO PFC200", "version": {"version_data": [{"version_value": "Firmware version 03.01.07(13)"}, {"version_value": "Firmware version 03.00.39(12)"}]}}, {"product_name": "WAGO PFC100", "version": {"version_data": [{"version_value": "Firmware version 03.00.39(12)"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An exploitable heap buffer overflow vulnerability exists in the iocheckd service \"I/O-Check\" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "remote code execution"}]}]}, "references": {"reference_data": [{"name": "https://talosintelligence.com/vulnerability_reports/TALOS-2019-0871", "refsource": "MISC", "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2019-0871"}]}}}}, "cveMetadata": {"assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "assignerShortName": "talos", "cveId": "CVE-2019-5079", "datePublished": "2019-12-18T20:33:07", "dateReserved": "2019-01-04T00:00:00", "dateUpdated": "2019-12-18T20:33:07", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:wago:pfc_200_firmware:03.00.39\\(12\\):*:*:*:*:*:*:*", "matchCriteriaId": "E2381ABB-66E4-492C-8CB2-9FDFE3601A11", "vulnerable": true}, {"criteria": "cpe:2.3:o:wago:pfc_200_firmware:03.01.07\\(13\\):*:*:*:*:*:*:*", "matchCriteriaId": "01297381-B7D4-46FB-BFDD-2B5145C5E379", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:wago:pfc_200:-:*:*:*:*:*:*:*", "matchCriteriaId": "1A20109A-6CF0-465F-8F97-136DDFB95B2B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:wago:pfc_100_firmware:03.00.39\\(12\\):*:*:*:*:*:*:*", "matchCriteriaId": "C1A0CD98-CC70-4FA2-BFB7-6BC765B05C9B", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:wago:pfc_100:-:*:*:*:*:*:*:*", "matchCriteriaId": "CF8E59CE-6A72-49EA-AA44-8714C2411003", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "An exploitable heap buffer overflow vulnerability exists in the iocheckd service \"I/O-Check\" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de desbordamiento del b\u00fafer de la pila explotable en la funcionalidad \"I/O-Check\" del servicio iocheckd de WAGO PFC 200 versiones de firmware 03.01.07(13) y 03.00.39(12), y WAGO PFC100 versi\u00f3n de firmware 03.00.39(12). Un conjunto de paquetes especialmente dise\u00f1ado puede causar un desbordamiento del b\u00fafer de la pila, resultando potencialmente en una ejecuci\u00f3n de c\u00f3digo. Un atacante puede enviar paquetes no autenticados para activar esta vulnerabilidad."}], "id": "CVE-2019-5079", "lastModified": "2019-12-27T16:11:47.903", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-12-18T21:15:14.163", "references": [{"source": "talos-cna@cisco.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2019-0871"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}