CVE-2021-33889
MEDIUM
6.8
CVSS Score
Published: July 2, 2021 at 06:34 PM UTC
Updated: June 17, 2026 at 03:55 AM UTC
1 product affected across 1 vendorWpantund
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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.3%
Description
OpenThread wpantund through 2021-07-02 has a stack-based Buffer Overflow because of an inconsistency in the integer data type for metric_len.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 2021-07-02
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0019/FEYE-2021-0019.mdx_refsource_CONFIRMPatchThird Party Advisory
Source: [email protected]
https://github.com/openthread/wpantund/issues/502x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/openthread/wpantund/releasesCVSS
- Attack Vector
- PHYSICAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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