How severe is CVE-2023-20899?

CVE-2023-20899 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-20899 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-20899?

CVE-2023-20899 affects Vmware Sd-wan Edge Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-20899?

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-2023-20899 published?

CVE-2023-20899 was published on 2023-07-06 and last updated on 2026-06-17.

CVE-2023-20899

CVE-2023-20899 is a high-severity vulnerability in Vmware Sd-wan Edge Firmware with a CVSS 3.x base score of 7.5. 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-862.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Vmware Sd-wan Edge Firmware
Published: 2023-07-06
Last modified: 2026-06-17

Description

VMware SD-WAN (Edge) contains a bypass authentication vulnerability. An unauthenticated attacker can download the Diagnostic bundle of the application under VMware SD-WAN Management.

Frequently asked questions

What is CVE-2023-20899?: VMware SD-WAN (Edge) contains a bypass authentication vulnerability. An unauthenticated attacker can download the Diagnostic bundle of the application under VMware SD-WAN Management.
How severe is CVE-2023-20899?: CVE-2023-20899 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-20899 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-20899?: CVE-2023-20899 affects Vmware Sd-wan Edge Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-20899?: 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-2023-20899 published?: CVE-2023-20899 was published on 2023-07-06 and last updated on 2026-06-17.

References

https://www.vmware.com/security/advisories/VMSA-2023-0015.html

Affected products (1)

cpe:2.3:o:vmware:sd-wan_edge_firmware:*:*:*:*:*:*:*:*

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