CVE-2019-11856
CVE-2019-11856 is a low-severity vulnerability in Sierrawireless Aleos with a CVSS 3.x base score of 3.3. 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-294.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v2: 5.5
- EPSS exploit prediction: 1% (58th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-294
- Affected product: Sierrawireless Aleos
- Published:
- Last modified:
Description
A nonce reuse vulnerability exists in the ACEView service of ALEOS before 4.13.0, 4.9.5, and 4.4.9 allowing message replay. Captured traffic to the ACEView service can be replayed to other gateways sharing the same credentials.
Frequently asked questions
- What is CVE-2019-11856?
- A nonce reuse vulnerability exists in the ACEView service of ALEOS before 4.13.0, 4.9.5, and 4.4.9 allowing message replay. Captured traffic to the ACEView service can be replayed to other gateways sharing the same credentials.
- How severe is CVE-2019-11856?
- CVE-2019-11856 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
- Is CVE-2019-11856 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-11856?
- CVE-2019-11856 affects Sierrawireless Aleos. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-11856?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-11856 published?
- CVE-2019-11856 was published on 2020-08-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:sierrawireless:aleos:*:*:*:*:*:*:*:*
More vulnerabilities in Sierrawireless Aleos
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