CVE-2020-26133

An issue was discovered in Dual DHCP DNS Server 7.40. Due to insufficient access restrictions in the default installation directory, an attacker can elevate privileges by replacing the DualServer.exe binary.

CVSS v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/OffensiveOceloot/advisories/blob/main/CVE-2020-26133.md
https://github.com/an0ry/advisories	Third Party Advisory
https://sourceforge.net/projects/dhcp-dns-server/	Product

Configurations

Configuration 1 (hide)

cpe:2.3:a:dual_dhcp_dns_server_project:dual_dhcp_dns_server:7.40:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-10-28 18:15

Updated : 2023-02-27 15:15

NVD link : CVE-2020-26133

Mitre link : CVE-2020-26133

CVE.ORG link : CVE-2020-26133

JSON object : View

Products Affected

dual_dhcp_dns_server_project

dual_dhcp_dns_server

CWE

CWE-732

Incorrect Permission Assignment for Critical Resource

{"id": "CVE-2020-26133", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2020-10-28T18:15:13.693", "references": [{"url": "https://github.com/OffensiveOceloot/advisories/blob/main/CVE-2020-26133.md", "source": "cve@mitre.org"}, {"url": "https://github.com/an0ry/advisories", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sourceforge.net/projects/dhcp-dns-server/", "tags": ["Product"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-732"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Dual DHCP DNS Server 7.40. Due to insufficient access restrictions in the default installation directory, an attacker can elevate privileges by replacing the DualServer.exe binary."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Dual DHCP DNS Server versi\u00f3n 7.40. Debido a restricciones insuficientes de acceso en el directorio de instalaci\u00f3n predeterminado, un atacante puede escalar privilegios al reemplazar el binario DualServer.exe"}], "lastModified": "2023-02-27T15:15:10.997", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:dual_dhcp_dns_server_project:dual_dhcp_dns_server:7.40:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "23274456-AE00-45DA-9190-15FA46EA8A7D"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}