CVE-2024-37373: Improper input validation in the Central Filestore in Ivanti Avalanche 6.3.1 allows a remote authenticated att

This month

HIGH 7.2DOWNGRADEDOWNGRADE

CVE-2024-37373 is a high-severity flaw (CVSS 7.2) affecting avalanche, avalanche. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper input validation in the Central Filestore in Ivanti Avalanche 6.3.1 allows a remote authenticated attacker with admin rights to achieve RCE.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-20
Published	2024-08-14
Last modified	2026-06-17

Publisher (CNA): HackerOne · Vendor: ivanti

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-08-14 03:15 UTCPublished CVE record published
2026-06-17 07:38 UTCUpdated Record last modified

ivanti avalanche DOWNGRADE

Affected: 6.3.1 · 6.3.1.1507 · 6.3.2 · 6.3.2.3490 · 6.3.3 · 6.3.3.101 · 6.3.4 · 6.3.4.153

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.3.1

1. Check installed version

apt-cache policy avalanche || rpm -q avalanche || avalanche --version

2. No fixed release: DOWNGRADE to a release before 6.3.1 (Debian / Ubuntu)

apt-cache madison avalanche sudo apt install avalanche=<VERSION_BEFORE_6.3.1> sudo apt-mark hold avalanche

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list avalanche sudo dnf downgrade avalanche-<VERSION_BEFORE_6.3.1> sudo dnf versionlock add avalanche

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

ivanti avalanche DOWNGRADE

Affected: 6.3.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.3.2

1. Check installed version

apt-cache policy avalanche || rpm -q avalanche || avalanche --version

2. No fixed release: DOWNGRADE to a release before 6.3.2 (Debian / Ubuntu)

apt-cache madison avalanche sudo apt install avalanche=<VERSION_BEFORE_6.3.2> sudo apt-mark hold avalanche

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list avalanche sudo dnf downgrade avalanche-<VERSION_BEFORE_6.3.2> sudo dnf versionlock add avalanche

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-37373?

avalanche: downgrade or apply the listed mitigation; avalanche: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-37373 being exploited?

CVE-2024-37373 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-37373 affect?

CVE-2024-37373 affects avalanche, avalanche. Severity is high (CVSS 7.2). Improper input validation in the Central Filestore in Ivanti Avalanche 6.3.1 allows a remote authenticated attacker with admin rights to achieve RCE.

How urgent is CVE-2024-37373?

Priority 44/100. High severity

Software pages

Ivanti vulnerabilities

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References

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