How severe is CVE-2023-20890?

CVE-2023-20890 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-20890 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-20890?

CVE-2023-20890 affects Vmware Aria Operations For Networks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-20890?

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

When was CVE-2023-20890 published?

CVE-2023-20890 was published on 2023-08-29 and last updated on 2026-06-17.

CVE-2023-20890

CVE-2023-20890 is a high-severity vulnerability in Vmware Aria Operations For Networks with a CVSS 3.x base score of 7.2. Its EPSS exploit-prediction score of 22% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 22% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Vmware Aria Operations For Networks
Published: 2023-08-29
Last modified: 2026-06-17

Description

Aria Operations for Networks contains an arbitrary file write vulnerability. An authenticated malicious actor with administrative access to VMware Aria Operations for Networks can write files to arbitrary locations resulting in remote code execution.

Frequently asked questions

What is CVE-2023-20890?: Aria Operations for Networks contains an arbitrary file write vulnerability. An authenticated malicious actor with administrative access to VMware Aria Operations for Networks can write files to arbitrary locations resulting in remote code execution.
How severe is CVE-2023-20890?: CVE-2023-20890 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-20890 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-20890?: CVE-2023-20890 affects Vmware Aria Operations For Networks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-20890?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-20890 published?: CVE-2023-20890 was published on 2023-08-29 and last updated on 2026-06-17.

References

https://www.vmware.com/security/advisories/VMSA-2023-0018.html

Affected products (1)

cpe:2.3:a:vmware:aria_operations_for_networks:*:*:*:*:*:*:*:*

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