Security readout for executives and security teams
This vulnerability affects Zephyr RTOS IEEE 802.15.4 frame processing. Malformed network frames can trigger stack or heap buffer overflows, potentially disrupting embedded devices or causing limited confidentiality and integrity impact. The main business concern is exposed IoT or embedded products using affected Zephyr versions with IEEE 802.15.4 enabled. Exposure is most likely in embedded or IoT devices running Zephyr v1.14.2 or v2.2.0 as listed in the source bundle, especially where IEEE 802.15.4 processing is enabled. Product-specific exposure requires firmware and configuration confirmation. Treat as high priority for connected embedded products using Zephyr and IEEE 802.15.4. Urgency is strongest for externally reachable or field-deployed devices, but evidence provided does not support claiming active exploitation. Mitigation focus: Check the Zephyr GHSA advisory for fixed versions and vendor guidance.; Inventory products and firmware builds using affected Zephyr versions.; Prioritize updates for devices with IEEE 802.15.4 enabled or network exposure..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-121: Exact CWE lookup
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Open ATT&CK lookupCWE-122: Exact CWE lookup
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Open ATT&CK lookupCVE-2020-10064 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L3.93.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.3HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Stack-based Buffer Overflow
Stack-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Heap-based Buffer Overflow
Heap-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.