CVE-2023-28128

7.2 HIGH 84% exploit odds Fix listed Code execution Network gear

What it is

An unrestricted upload of file with dangerous type vulnerability exists in Avalanche versions 6.3.x and below that could allow an attacker to achieve a remove code execution.

At a glance

Exploitability: Can be exploited over the network with an admin-level account. High risk of data exposure, data tampering, service disruption.
Exploit odds: 84.0% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2023-03-10 00:00 UTC ReservedThe CVE id was reserved by its CNA
2023-05-09 22:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 05:46 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 84.0% in the next 30 days (EPSS).
Severity: 7.2 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2023-05-09 22:15 UTC
Last modified: 2026-06-17 05:46 UTC
Exploit probability: 84.0% · EPSS, next 30 days
Weakness: CWE-434 · Unrestricted file upload
Record status: Modified

Affected

Ivanti Avalanche ≤ 6.3.4.153

Attack profile CVSS 3.1 · 7.2

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-28128.md and follow it. Check whether this project is affected by CVE-2023-28128. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record