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CVE-2021-22962

Ivanti Avalanche vulnerability

9.1 CRITICALEPSS 91.0%
  1. Published19 Dec 2023

Description

An attacker can send a specially crafted request which could lead to leakage of sensitive data or potentially a resource-based DoS attack.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected products

Ivanti Avalanche< 6.4.2

Remediation

Fixed in
Ivanti Avalanche≥ 6.4.2

Frequently asked

Is CVE-2021-22962 being actively exploited?

CVE-2021-22962 is not in the CISA KEV catalog. Its EPSS exploit probability is 91.0%.

How severe is CVE-2021-22962?

CVE-2021-22962 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 91.0% probability of exploitation.

Which products are affected by CVE-2021-22962?

Affected products include Ivanti Avalanche.

How do I fix CVE-2021-22962?

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-2021-22962 against the real software inventory on every managed device, as each hourly inventory arrives. 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 worksBook a demo

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