CVE-2021-41061
CVE-2021-41061 is a medium-severity vulnerability in Riot-os Riot with a CVSS 3.x base score of 5.5. 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-330.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (10th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-330
- Affected product: Riot-os Riot
- Published:
- Last modified:
Description
In RIOT-OS 2021.01, nonce reuse in 802.15.4 encryption in the ieee820154_security component allows attackers to break encryption by triggering reboots.
Frequently asked questions
- What is CVE-2021-41061?
- In RIOT-OS 2021.01, nonce reuse in 802.15.4 encryption in the ieee820154_security component allows attackers to break encryption by triggering reboots.
- How severe is CVE-2021-41061?
- CVE-2021-41061 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-41061 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-41061?
- CVE-2021-41061 affects Riot-os Riot. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-41061?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-41061 published?
- CVE-2021-41061 was published on 2021-09-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:riot-os:riot:2021.01:*:*:*:*:*:*:*
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