CVE-2023-6317

A prompt bypass exists in the secondscreen.gateway service running on webOS version 4 through 7. An attacker can create a privileged account without asking the user for the security PIN. Full versions and TV models affected: webOS 4.9.7 - 5.30.40 running on LG43UM7000PLA webOS 5.5.0 - 04.50.51 running on OLED55CXPUA webOS 6.3.3-442 (kisscurl-kinglake) - 03.36.50 running on OLED48C1PUB webOS 7.3.1-43 (mullet-mebin) - 03.33.85 running on OLED55A23LA

CVSS v3 7.2 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/	Exploit Third Party Advisory
https://lgsecurity.lge.com/bulletins/tv#updateDetails	Vendor Advisory
https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/	Exploit Third Party Advisory
https://lgsecurity.lge.com/bulletins/tv#updateDetails	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:lg:webos:4.9.7:*:*:*:*:*:*:*

cpe:2.3:h:lg:lg43um7000pla:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:lg:webos:5.5.0:*:*:*:*:*:*:*

cpe:2.3:h:lg:oled55cxpua:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:lg:webos:6.3.3-442:*:*:*:*:*:*:*

cpe:2.3:h:lg:oled48c1pub:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:lg:webos:7.3.1-43:*:*:*:*:*:*:*

cpe:2.3:h:lg:oled55a23la:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-04-09 14:15

Updated : 2025-02-07 18:39

NVD link : CVE-2023-6317

Mitre link : CVE-2023-6317

CVE.ORG link : CVE-2023-6317

JSON object : View

Products Affected

lg

oled55a23la
lg43um7000pla
oled48c1pub
webos
oled55cxpua

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

{"id": "CVE-2023-6317", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2024-04-09T14:15:07.683", "references": [{"url": "https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/", "tags": ["Exploit", "Third Party Advisory"], "source": "[email protected]"}, {"url": "https://lgsecurity.lge.com/bulletins/tv#updateDetails", "tags": ["Vendor Advisory"], "source": "[email protected]"}, {"url": "https://bitdefender.com/blog/labs/vulnerabilities-identified-in-lg-webos/", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lgsecurity.lge.com/bulletins/tv#updateDetails", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-639"}]}], "descriptions": [{"lang": "en", "value": "A prompt bypass exists in the secondscreen.gateway service running on webOS version 4 through 7. An attacker can create a privileged account without asking the user for the security PIN.\u00a0\n\nFull versions and TV models affected:\n\nwebOS 4.9.7 - 5.30.40 running on LG43UM7000PLA \nwebOS 5.5.0 - 04.50.51 running on OLED55CXPUA \nwebOS 6.3.3-442 (kisscurl-kinglake) - 03.36.50 running on OLED48C1PUB \u00a0\nwebOS 7.3.1-43 (mullet-mebin) - 03.33.85 running on OLED55A23LA \n"}, {"lang": "es", "value": "Existe una omisi\u00f3n r\u00e1pida en el servicio secondscreen.gateway que se ejecuta en webOS versi\u00f3n 4 a 7. Un atacante puede crear una cuenta privilegiada sin pedirle al usuario el PIN de seguridad. Versiones completas y modelos de TV afectados: webOS 4.9.7 - 5.30.40 ejecut\u00e1ndose en LG43UM7000PLA webOS 5.5.0 - 04.50.51 ejecut\u00e1ndose en OLED55CXPUA webOS 6.3.3-442 (kisscurl-kinglake) - 03.36.50 ejecut\u00e1ndose en OLED48C1PUB webOS 7.3. 1-43 (mullet-mebin) - 33.03.85 ejecut\u00e1ndose en OLED55A23LA"}], "lastModified": "2025-02-07T18:39:59.897", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:lg:webos:4.9.7:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9031E807-64B7-4F69-A0AB-AEBA15E2B170"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:lg:lg43um7000pla:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "599F9815-2644-46A5-B0FE-00F6D119CED0"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:lg:webos:5.5.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "60222A18-12F9-4A88-8F06-FB7C5EC8B453"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:lg:oled55cxpua:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8735748A-192A-4CBD-A596-1604940B9F3D"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:lg:webos:6.3.3-442:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E5BAD119-46CA-4E42-9976-CE33CBBFE00A"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:lg:oled48c1pub:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "6CD5B994-8D07-49D5-967C-9C7DFD9DABFD"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:lg:webos:7.3.1-43:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4D024759-5D9D-405A-9BB7-8F8FEE904100"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:lg:oled55a23la:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "FE4C787C-2EC8-4D3E-B3CA-49472E638A68"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}