CVE-2023-46263

Ivanti Avalanche remote code execution

9.8 CRITICALEPSS 81.9%

Published19 Dec 2023

Description

An unrestricted upload of file with dangerous type vulnerability exists in Avalanche versions 6.4.1 and below that could allow an attacker to achieve a remote code execution.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected products

Ivanti Avalanche< 6.4.2

Remediation

Fixed in

Ivanti Avalanche≥ 6.4.2

Frequently asked

Is CVE-2023-46263 being actively exploited?

CVE-2023-46263 is not in the CISA KEV catalog. Its EPSS exploit probability is 81.9%.

How severe is CVE-2023-46263?

CVE-2023-46263 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 81.9% probability of exploitation.

Which products are affected by CVE-2023-46263?

Affected products include Ivanti Avalanche.

How do I fix CVE-2023-46263?

Upgrade affected software to a fixed version, for example Ivanti Avalanche 6.4.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-46263 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation works Book a demo

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.