CVE-2020-10062

An off-by-one error in the Zephyr project MQTT packet length decoder can result in memory corruption and possible remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10062	Vendor Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/11b7a37d9a0b438270421b224221d91929843de4	Patch Third Party Advisory
https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment	Third Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-84	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-06-05 18:15

Updated : 2024-02-04 21:00

NVD link : CVE-2020-10062

Mitre link : CVE-2020-10062

CVE.ORG link : CVE-2020-10062

JSON object : View

Products Affected

zephyrproject

zephyr

CWE

CWE-193

Off-by-one Error

{"id": "CVE-2020-10062", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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}, {"type": "Secondary", "source": "vulnerabilities@zephyrproject.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.0, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.2}]}, "published": "2020-06-05T18:15:12.573", "references": [{"url": "https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10062", "tags": ["Vendor Advisory"], "source": "vulnerabilities@zephyrproject.org"}, {"url": "https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/11b7a37d9a0b438270421b224221d91929843de4", "tags": ["Patch", "Third Party Advisory"], "source": "vulnerabilities@zephyrproject.org"}, {"url": "https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment", "tags": ["Third Party Advisory"], "source": "vulnerabilities@zephyrproject.org"}, {"url": "https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-84", "tags": ["Third Party Advisory"], "source": "vulnerabilities@zephyrproject.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-193"}]}, {"type": "Secondary", "source": "vulnerabilities@zephyrproject.org", "description": [{"lang": "en", "value": "CWE-193"}]}], "descriptions": [{"lang": "en", "value": "An off-by-one error in the Zephyr project MQTT packet length decoder can result in memory corruption and possible remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions."}, {"lang": "es", "value": "Un error por un paso (off-by-one) en el decodificador de longitud de paquetes MQTT del proyecto Zephyr puede resultar en una corrupci\u00f3n de la memoria y una potencial ejecuci\u00f3n de c\u00f3digo remota. NCC-ZEP-031 Este problema afecta a: zephyrproject-rtos zephyr versi\u00f3n 2.2.0 y versiones posteriores"}], "lastModified": "2020-06-12T14:20:05.583", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A50EF02E-4F26-4016-9D73-FF596F7EA61B", "versionEndIncluding": "2.2.0"}], "operator": "OR"}]}], "sourceIdentifier": "vulnerabilities@zephyrproject.org"}