CVE-2024-0997

A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216 and classified as critical. Affected by this issue is the function setOpModeCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument pppoeUser leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-252266 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 8.8 HIGH
CVSS v2.0 8.3 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

8.3^/10

CVSS v2.0 : HIGH

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

Exploitability : 6.4 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-setOpModeCfg-9faac02b13d84bd3b7fe84aab68c7add?pvs=4	Exploit Third Party Advisory
https://vuldb.com/?ctiid.252266	Third Party Advisory
https://vuldb.com/?id.252266	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:n200re_firmware:9.3.5u.6139_b20201216:*:*:*:*:*:*:*

cpe:2.3:h:totolink:n200re:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-01-29 13:15

Updated : 2024-05-17 02:35

NVD link : CVE-2024-0997

Mitre link : CVE-2024-0997

CVE.ORG link : CVE-2024-0997

JSON object : View

Products Affected

totolink

n200re
n200re_firmware

CWE

CWE-121

Stack-based Buffer Overflow

{"id": "CVE-2024-0997", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 8.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:M/C:C/I:C/A:C", "authentication": "MULTIPLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 6.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 2.8}, {"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.2}]}, "published": "2024-01-29T13:15:08.127", "references": [{"url": "https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-setOpModeCfg-9faac02b13d84bd3b7fe84aab68c7add?pvs=4", "tags": ["Exploit", "Third Party Advisory"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?ctiid.252266", "tags": ["Third Party Advisory"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/?id.252266", "tags": ["Third Party Advisory"], "source": "cna@vuldb.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216 and classified as critical. Affected by this issue is the function setOpModeCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument pppoeUser leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-252266 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way."}, {"lang": "es", "value": "Una vulnerabilidad fue encontrada en Totolink N200RE 9.3.5u.6139_B20201216 y clasificada como cr\u00edtica. La funci\u00f3n setOpModeCfg del archivo /cgi-bin/cstecgi.cgi es afectada por esta vulnerabilidad. La manipulaci\u00f3n del argumento pppoeUser provoca un Totolink N200RE 9.3.5u.6139_B20201216. El ataque puede lanzarse de forma remota. El exploit ha sido divulgado al p\u00fablico y puede utilizarse. VDB-252266 es el identificador asignado a esta vulnerabilidad. NOTA: Se contact\u00f3 primeramente con el proveedor sobre esta divulgaci\u00f3n, pero no respondi\u00f3 de ninguna manera."}], "lastModified": "2024-05-17T02:35:08.383", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:totolink:n200re_firmware:9.3.5u.6139_b20201216:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "053F2B0B-9AD2-404B-9135-080AF3D3FC20"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:totolink:n200re:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9FF7FF59-DB13-4FEA-A81C-124048BF1676"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}