CVE-2023-34356 - Vulnerability Details - OpenCVE

An OS command injection vulnerability exists in the data.cgi xfer_dns functionality of peplink Surf SOHO HW1 v6.3.5 (in QEMU). A specially crafted HTTP request can lead to command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00296.

Exploitation poc

Automatable no

Technical Impact total

Vendors	Products
Peplink Subscribe	Surf Soho Subscribe Surf Soho Firmware Subscribe

Configuration 1 [-]

AND

cpe:2.3:o:peplink:surf_soho_firmware:6.3.5:*:*:*:*:*:*:*

cpe:2.3:h:peplink:surf_soho:hw1:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2023-38436	An OS command injection vulnerability exists in the data.cgi xfer_dns functionality of peplink Surf SOHO HW1 v6.3.5 (in QEMU). A specially crafted HTTP request can lead to command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1778

History

Tue, 04 Nov 2025 20:30:00 +0000

Type	Values Removed	Values Added
References		https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1778

Wed, 18 Sep 2024 19:30:00 +0000

Type	Values Removed	Values Added
CPEs		cpe:2.3:h:peplink:surf_soho:hw1:-::::::
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2023-10-11T15:16:57.837Z

Updated: 2025-11-04T19:16:45.332Z

Reserved: 2023-06-14T20:04:18.559Z

Link: CVE-2023-34356

Vulnrichment

Updated: 2024-08-02T16:10:06.648Z

NVD

Status : Modified

Published: 2023-10-11T16:15:13.320

Modified: 2025-11-04T20:16:31.770

Link: CVE-2023-34356

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-78

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-34356", "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "state": "PUBLISHED", "assignerShortName": "talos", "dateReserved": "2023-06-14T20:04:18.559Z", "datePublished": "2023-10-11T15:16:57.837Z", "dateUpdated": "2025-11-04T19:16:45.332Z"}, "containers": {"cna": {"affected": [{"vendor": "Peplink", "product": "Surf SOHO HW1", "versions": [{"version": "v6.3.5 (in QEMU)", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "An OS command injection vulnerability exists in the data.cgi xfer_dns functionality of peplink Surf SOHO HW1 v6.3.5 (in QEMU). A specially crafted HTTP request can lead to command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE", "cweId": "CWE-78"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH"}}], "providerMetadata": {"orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos", "dateUpdated": "2023-10-11T17:00:08.369Z"}, "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778"}], "credits": [{"lang": "en", "value": "Discovered by Matt Wiseman of Cisco Talos."}]}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778", "tags": ["x_transferred"]}, {"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1778"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-04T19:16:45.332Z"}}, {"affected": [{"vendor": "peplink", "product": "surf_soho", "cpes": ["cpe:2.3:h:peplink:surf_soho:hw1:-:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "hw1", "status": "affected", "lessThanOrEqual": "v6.35", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-18T18:45:44.398881Z", "id": "CVE-2023-34356", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-18T18:47:25.263Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-34356", "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "state": "PUBLISHED", "assignerShortName": "talos", "dateReserved": "2023-06-14T20:04:18.559Z", "datePublished": "2023-10-11T15:16:57.837Z", "dateUpdated": "2024-09-18T18:47:25.263Z"}, "containers": {"cna": {"affected": [{"vendor": "Peplink", "product": "Surf SOHO HW1", "versions": [{"version": "v6.3.5 (in QEMU)", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "An OS command injection vulnerability exists in the data.cgi xfer_dns functionality of peplink Surf SOHO HW1 v6.3.5 (in QEMU). A specially crafted HTTP request can lead to command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE", "cweId": "CWE-78"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH"}}], "providerMetadata": {"orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos", "dateUpdated": "2023-10-11T17:00:08.369Z"}, "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778"}], "credits": [{"lang": "en", "value": "Discovered by Matt Wiseman of Cisco Talos."}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T16:10:06.648Z"}, "title": "CVE Program Container", "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778", "tags": ["x_transferred"]}]}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-34356", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-09-18T18:45:44.398881Z"}}}], "affected": [{"cpes": ["cpe:2.3:h:peplink:surf_soho:hw1:-:*:*:*:*:*:*"], "vendor": "peplink", "product": "surf_soho", "versions": [{"status": "affected", "version": "hw1", "versionType": "custom", "lessThanOrEqual": "v6.35"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-18T18:47:17.682Z"}}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:peplink:surf_soho_firmware:6.3.5:*:*:*:*:*:*:*", "matchCriteriaId": "2F47DB73-DEB9-4191-9C70-BFD620575394", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:peplink:surf_soho:hw1:*:*:*:*:*:*:*", "matchCriteriaId": "2313EA09-B0EA-4591-B4EA-2B80E7C60422", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An OS command injection vulnerability exists in the data.cgi xfer_dns functionality of peplink Surf SOHO HW1 v6.3.5 (in QEMU). A specially crafted HTTP request can lead to command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability."}, {"lang": "es", "value": "Existe una vulnerabilidad de inyecci\u00f3n de comandos del sistema operativo en la funcionalidad data.cgi xfer_dns de peplink Surf SOHO HW1 v6.3.5 (en QEMU). Una solicitud HTTP especialmente manipulada puede conducir a la ejecuci\u00f3n de un comando. Un atacante puede realizar una solicitud HTTP autenticada para desencadenar esta vulnerabilidad."}], "id": "CVE-2023-34356", "lastModified": "2025-11-04T20:16:31.770", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "talos-cna@cisco.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-10-11T16:15:13.320", "references": [{"source": "talos-cna@cisco.com", "tags": ["Exploit", "Product", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Product", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1778"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1778"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "talos-cna@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-78"}], "source": "nvd@nist.gov", "type": "Primary"}]}