CVE-2020-10070

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
In the Zephyr Project MQTT code, improper bounds checking can result in memory corruption and possibly remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.
Overview
  • CVE ID
  • CVE-2020-10070
  • Assigner
  • vulnerabilities@zephyrproject.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-06-05T18:15:12
  • Last Modified Date
  • 2020-06-12T14:27:37
Weakness Enumerations
CWE URL
CWE-120 http://cwe.mitre.org/data/definitions/120.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:* 1 OR 2.2.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-85 Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/0b39cbf3c01d7feec9d0dd7cc7e0e374b6113542 Patch Third Party Advisory
https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment Third Party Advisory
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10070 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-10070
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10070
History
Created Old Value New Value Data Type Notes
2022-05-10 17:28:21 Added to TrackCVE
2022-12-04 17:29:23 2020-06-05T18:15Z 2020-06-05T18:15:12 CVE Published Date updated
2022-12-04 17:29:23 2020-06-12T14:27:37 CVE Modified Date updated
2022-12-04 17:29:23 Analyzed Vulnerability Status updated