How severe is CVE-2021-20032?

CVE-2021-20032 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-2021-20032 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20032?

CVE-2021-20032 affects Sonicwall Analytics. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-20032?

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-2021-20032 published?

CVE-2021-20032 was published on 2021-08-10 and last updated on 2026-06-17.

CVE-2021-20032

CVE-2021-20032 is a critical-severity vulnerability in Sonicwall Analytics 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-16.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-16
Affected product: Sonicwall Analytics
Published: 2021-08-10
Last modified: 2026-06-17

Description

SonicWall Analytics 2.5 On-Prem is vulnerable to Java Debug Wire Protocol (JDWP) interface security misconfiguration vulnerability which potentially leads to Remote Code Execution. This vulnerability impacts Analytics On-Prem 2.5.2518 and earlier.

Frequently asked questions

What is CVE-2021-20032?: SonicWall Analytics 2.5 On-Prem is vulnerable to Java Debug Wire Protocol (JDWP) interface security misconfiguration vulnerability which potentially leads to Remote Code Execution. This vulnerability impacts Analytics On-Prem 2.5.2518 and earlier.
How severe is CVE-2021-20032?: CVE-2021-20032 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-2021-20032 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20032?: CVE-2021-20032 affects Sonicwall Analytics. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-20032?: 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-2021-20032 published?: CVE-2021-20032 was published on 2021-08-10 and last updated on 2026-06-17.

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0018

Affected products (1)

cpe:2.3:a:sonicwall:analytics:*:*:*:*:on-prem:*:*:*

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