CVE-2020-8916
CVE-2020-8916 is a medium-severity vulnerability in Openthread Wpantund with a CVSS 3.x base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-401.
Key facts
- Severity: Medium (CVSS 3.x base score 5.0)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (18th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-401
- Affected product: Openthread Wpantund
- Published:
- Last modified:
Description
A memory leak in Openthread's wpantund versions up to commit 0e5d1601febb869f583e944785e5685c6c747be7, when used in an environment where wpanctl is directly interfacing with the control driver (eg: debug environments) can allow an attacker to crash the service (DoS). We recommend updating, or to restrict access in your debug environments.
Frequently asked questions
- What is CVE-2020-8916?
- A memory leak in Openthread's wpantund versions up to commit 0e5d1601febb869f583e944785e5685c6c747be7, when used in an environment where wpanctl is directly interfacing with the control driver (eg: debug environments) can allow an attacker to crash the service (DoS). We recommend updating, or to restrict access in your debug environments.
- How severe is CVE-2020-8916?
- CVE-2020-8916 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-8916 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-8916?
- CVE-2020-8916 affects Openthread Wpantund. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-8916?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-8916 published?
- CVE-2020-8916 was published on 2020-07-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:openthread:wpantund:*:*:*:*:*:*:*:*
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