CVE-2023-31893

Telefnica Brasil Vivo Play (IPTV) Firmware: 2023.04.04.01.06.15 is vulnerable to Denial of Service (DoS) via DNS Recursion.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://medium.com/%40shooterRX/dns-recursion-leads-to-dos-attack-vivo-play-iptv-cve-2023-31893-b5ac45f38f
https://www.cert.br/docs/whitepapers/dns-recursivo-aberto/	Technical Description
https://medium.com/%40shooterRX/dns-recursion-leads-to-dos-attack-vivo-play-iptv-cve-2023-31893-b5ac45f38f
https://www.cert.br/docs/whitepapers/dns-recursivo-aberto/	Technical Description

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:telefonica:brasil_vivo_play_firmware:2023.04.04.01.06.15:*:*:*:*:*:*:*

cpe:2.3:h:telefonica:brasil_vivo_play:-:*:*:*:*:*:*:*

History

21 Nov 2024, 08:02

Type	Values Removed	Values Added
References	~~() https://medium.com/%40shooterRX/dns-recursion-leads-to-dos-attack-vivo-play-iptv-cve-2023-31893-b5ac45f38f -~~	() https://medium.com/%40shooterRX/dns-recursion-leads-to-dos-attack-vivo-play-iptv-cve-2023-31893-b5ac45f38f -
References	~~() https://www.cert.br/docs/whitepapers/dns-recursivo-aberto/ - Technical Description~~	() https://www.cert.br/docs/whitepapers/dns-recursivo-aberto/ - Technical Description

Information

Published : 2023-06-05 21:15

Updated : 2025-01-31 15:15

NVD link : CVE-2023-31893

Mitre link : CVE-2023-31893

CVE.ORG link : CVE-2023-31893

JSON object : View

Products Affected

telefonica

brasil_vivo_play_firmware
brasil_vivo_play

CWE

CWE-674

Uncontrolled Recursion

{"id": "CVE-2023-31893", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2023-06-05T21:15:10.977", "references": [{"url": "https://medium.com/%40shooterRX/dns-recursion-leads-to-dos-attack-vivo-play-iptv-cve-2023-31893-b5ac45f38f", "source": "cve@mitre.org"}, {"url": "https://www.cert.br/docs/whitepapers/dns-recursivo-aberto/", "tags": ["Technical Description"], "source": "cve@mitre.org"}, {"url": "https://medium.com/%40shooterRX/dns-recursion-leads-to-dos-attack-vivo-play-iptv-cve-2023-31893-b5ac45f38f", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.cert.br/docs/whitepapers/dns-recursivo-aberto/", "tags": ["Technical Description"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-674"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-674"}]}], "descriptions": [{"lang": "en", "value": "Telefnica Brasil Vivo Play (IPTV) Firmware: 2023.04.04.01.06.15 is vulnerable to Denial of Service (DoS) via DNS Recursion."}], "lastModified": "2025-01-31T15:15:12.103", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:telefonica:brasil_vivo_play_firmware:2023.04.04.01.06.15:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "761C78C8-CDEE-4AC1-98CE-5EF5B70A8530"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:telefonica:brasil_vivo_play:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "BA064EC5-00EA-46DB-8233-F32492EA0129"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}