CVE-2023-25774 - Vulnerability Details - OpenCVE

A denial-of-service vulnerability exists in the vpnserver ConnectionAccept() functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Softether	Vpn

Configuration 1 [-]

cpe:2.3:a:softether:vpn:5.02:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1743

History

No history.

MITRE

Status: PUBLISHED

Assigner: talos

Published: 2023-10-12T15:27:53.149Z

Updated: 2024-08-02T11:32:12.619Z

Reserved: 2023-04-14T16:48:36.218Z

Link: CVE-2023-25774

Vulnrichment

Updated: 2024-08-02T11:32:12.619Z

NVD

Status : Modified

Published: 2023-10-12T16:15:11.297

Modified: 2024-11-21T07:50:10.713

Link: CVE-2023-25774

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-25774", "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "state": "PUBLISHED", "assignerShortName": "talos", "dateReserved": "2023-04-14T16:48:36.218Z", "datePublished": "2023-10-12T15:27:53.149Z", "dateUpdated": "2024-08-02T11:32:12.619Z"}, "containers": {"cna": {"affected": [{"vendor": "SoftEther VPN", "product": "SoftEther VPN", "versions": [{"version": "5.01.9674", "status": "affected"}, {"version": "5.02", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A denial-of-service vulnerability exists in the vpnserver ConnectionAccept() functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE", "cweId": "CWE-400"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "providerMetadata": {"orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos", "dateUpdated": "2023-10-12T17:00:06.743Z"}, "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}], "credits": [{"lang": "en", "value": "Discovered by Lilith >_> of Cisco Talos."}]}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T11:32:12.619Z"}}, {"affected": [{"vendor": "softether", "product": "vpn", "cpes": ["cpe:2.3:a:softether:vpn:5.01.9674:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "5.01.9674", "status": "affected"}]}, {"vendor": "softether", "product": "vpn", "cpes": ["cpe:2.3:a:softether:vpn:5.02:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "5.02", "status": "affected"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-07-31T21:16:47.704947Z", "id": "CVE-2023-25774", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-31T21:17:38.894Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T11:32:12.619Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-25774", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-07-31T21:16:47.704947Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:softether:vpn:5.01.9674:*:*:*:*:*:*:*"], "vendor": "softether", "product": "vpn", "versions": [{"status": "affected", "version": "5.01.9674"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:a:softether:vpn:5.02:*:*:*:*:*:*:*"], "vendor": "softether", "product": "vpn", "versions": [{"status": "affected", "version": "5.02"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-31T21:17:32.355Z"}}], "cna": {"credits": [{"lang": "en", "value": "Discovered by Lilith >_> of Cisco Talos."}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "SoftEther VPN", "product": "SoftEther VPN", "versions": [{"status": "affected", "version": "5.01.9674"}, {"status": "affected", "version": "5.02"}]}], "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}], "descriptions": [{"lang": "en", "value": "A denial-of-service vulnerability exists in the vpnserver ConnectionAccept() functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-400", "description": "CWE-400: Uncontrolled Resource Consumption"}]}], "providerMetadata": {"orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos", "dateUpdated": "2023-10-12T17:00:06.743Z"}}}, "cveMetadata": {"cveId": "CVE-2023-25774", "state": "PUBLISHED", "dateUpdated": "2024-08-02T11:32:12.619Z", "dateReserved": "2023-04-14T16:48:36.218Z", "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "datePublished": "2023-10-12T15:27:53.149Z", "assignerShortName": "talos"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:softether:vpn:5.02:*:*:*:*:*:*:*", "matchCriteriaId": "D21F370B-D9F2-43E8-8E45-0EA74A3C9D4B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A denial-of-service vulnerability exists in the vpnserver ConnectionAccept() functionality of SoftEther VPN 5.02. A set of specially crafted network connections can lead to denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability."}, {"lang": "es", "value": "Existe una vulnerabilidad de Denegaci\u00f3n de Servicio (DoS) en la funcionalidad vpnserver ConnectionAccept() de SoftEther VPN 5.02. Un conjunto de conexiones de red especialmente manipuladas puede provocar una Denegaci\u00f3n de Servicio (DoS). Un atacante puede enviar una secuencia de paquetes maliciosos para desencadenar esta vulnerabilidad."}], "id": "CVE-2023-25774", "lastModified": "2024-11-21T07:50:10.713", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "talos-cna@cisco.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-10-12T16:15:11.297", "references": [{"source": "talos-cna@cisco.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1743"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "talos-cna@cisco.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}