CVE-2024-45764: Dell Enterprise SONiC OS, version(s) 4.1.x, 4.2.x, contain(s) a Missing Critical Step in Authentication vulner

Q: How do I fix CVE-2024-45764?

enterprise sonic distribution: upgrade to 4.1.6, 4.2.2. Exact commands for each OS are on this page.

Q: Is CVE-2024-45764 being exploited?

CVE-2024-45764 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-45764 affect?

CVE-2024-45764 affects enterprise sonic distribution. Severity is critical (CVSS 9.0). Dell Enterprise SONiC OS, version(s) 4.1.x, 4.2.x, contain(s) a Missing Critical Step in Authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Protection mechan

Q: How urgent is CVE-2024-45764?

Priority 48/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.0REMOTEUPGRADE

CVE-2024-45764 is a critical-severity flaw (CVSS 9.0) affecting enterprise sonic distribution. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Dell Enterprise SONiC OS, version(s) 4.1.x, 4.2.x, contain(s) a Missing Critical Step in Authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Protection mechanism bypass. This is a critical severity vulnerability so Dell recommends customers to upgrade at the earliest opportunity.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.0 (Critical)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-304
Published	2024-11-08
Last modified	2026-06-17

Publisher (CNA): Dell · Vendor: dell

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

Am I affected?

Timeline

2024-11-08 16:15 UTCPublished CVE record published
2026-06-17 07:54 UTCUpdated Record last modified

dell enterprise sonic distribution UPGRADE

Affected: >= 4.1.0 and < 4.1.6 · >= 4.2.0 and < 4.2.2

Fixed in: 4.1.6, 4.2.2

Safe to downgrade to: a release before 4.1.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2024-45764?

enterprise sonic distribution: upgrade to 4.1.6, 4.2.2. Exact commands for each OS are on this page.

Is CVE-2024-45764 being exploited?

CVE-2024-45764 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-2024-45764 affect?

CVE-2024-45764 affects enterprise sonic distribution. Severity is critical (CVSS 9.0). Dell Enterprise SONiC OS, version(s) 4.1.x, 4.2.x, contain(s) a Missing Critical Step in Authentication vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Protection mechan

How urgent is CVE-2024-45764?

Priority 48/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Dell vulnerabilities

Related CVEs

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CVE-2024-45765 CRITICAL 9.1 UPGRADE Dell Enterprise SONiC OS, version(s) 4.1.x, 4.2.x, contain(s) an Improper Neutralization of Special Elements u
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References

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