CVE-2021-3454

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
Truncated L2CAP K-frame causes assertion failure. Zephyr versions >= 2.4.0, >= v.2.50 contain Improper Handling of Length Parameter Inconsistency (CWE-130), Reachable Assertion (CWE-617). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3
Overview
  • CVE ID
  • CVE-2021-3454
  • Assigner
  • vulnerabilities@zephyrproject.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-10-19T23:15:07
  • Last Modified Date
  • 2021-10-26T17:24:48
Weakness Enumerations
CWE URL
NVD-CWE-Other http://cwe.mitre.org/data/definitions/NVD-Other.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:* 1 OR 2.4.0 2.6.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fx88-6c29-vrp3 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-3454
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3454
History
Created Old Value New Value Data Type Notes
2022-05-10 06:49:45 Added to TrackCVE
2022-12-05 12:44:30 2021-10-19T23:15Z 2021-10-19T23:15:07 CVE Published Date updated
2022-12-05 12:44:30 2021-10-26T17:24:48 CVE Modified Date updated
2022-12-05 12:44:30 Analyzed Vulnerability Status updated