CVE-2021-21901

A stack-based buffer overflow vulnerability exists in the CMA check_udp_crc function of Garrett Metal Detectors’ iC Module CMA Version 5.0. A specially-crafted packet can lead to a stack-based buffer overflow during a call to memcpy. An attacker can send a malicious packet to trigger this vulnerability.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 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

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1353	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:garrett:ic_module_cma:5.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-12-22 19:15

Updated : 2022-08-31 19:17

NVD link : CVE-2021-21901

Mitre link : CVE-2021-21901

CVE.ORG link : CVE-2021-21901

JSON object : View

Products Affected

garrett

ic_module_cma

CWE

CWE-787

Out-of-bounds Write

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2021-21901", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/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}], "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}]}, "published": "2021-12-22T19:15:09.630", "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1353", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "talos-cna@cisco.com", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "A stack-based buffer overflow vulnerability exists in the CMA check_udp_crc function of Garrett Metal Detectors\u2019 iC Module CMA Version 5.0. A specially-crafted packet can lead to a stack-based buffer overflow during a call to memcpy. An attacker can send a malicious packet to trigger this vulnerability."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria en la funci\u00f3n CMA check_udp_crc de iC Module CMA de Garrett Metal Detectors versi\u00f3n 5.0. Un paquete especialmente dise\u00f1ado puede conllevar a un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria durante una llamada a memcpy. Un atacante puede enviar un paquete malicioso para desencadenar esta vulnerabilidad"}], "lastModified": "2022-08-31T19:17:25.843", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:garrett:ic_module_cma:5.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "784C02B2-BE54-4105-8386-8E620CF5A318"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}