How severe is CVE-2020-24639?

CVE-2020-24639 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-24639 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24639?

CVE-2020-24639 affects Arubanetworks Airwave Glass. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24639?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-24639 published?

CVE-2020-24639 was published on 2021-01-15 and last updated on 2026-06-17.

CVE-2020-24639

CVE-2020-24639 is a critical-severity vulnerability in Arubanetworks Airwave Glass with a CVSS 3.x base score of 9.8. 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Arubanetworks Airwave Glass
Published: 2021-01-15
Last modified: 2026-06-17

Description

There is a vulnerability caused by unsafe Java deserialization that allows for arbitrary command execution in a containerized environment within Airwave Glass before 1.3.3. Successful exploitation can lead to complete compromise of the underlying host operating system.

Frequently asked questions

What is CVE-2020-24639?: There is a vulnerability caused by unsafe Java deserialization that allows for arbitrary command execution in a containerized environment within Airwave Glass before 1.3.3. Successful exploitation can lead to complete compromise of the underlying host operating system.
How severe is CVE-2020-24639?: CVE-2020-24639 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-24639 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24639?: CVE-2020-24639 affects Arubanetworks Airwave Glass. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24639?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-24639 published?: CVE-2020-24639 was published on 2021-01-15 and last updated on 2026-06-17.

References

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-001.txt

Affected products (1)

cpe:2.3:a:arubanetworks:airwave_glass:*:*:*:*:*:*:*:*

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