CVE-2023-24510: On the affected platforms running EOS, a malformed DHCP packet might cause the DHCP relay agent to restart.

Q: How do I fix CVE-2023-24510?

eos: upgrade to 4.26.10m, 4.27.10m, 4.28.7m, 4.29.2f. Exact commands for each OS are on this page.

Q: Is CVE-2023-24510 being exploited?

CVE-2023-24510 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-2023-24510 affect?

CVE-2023-24510 affects eos. Severity is high (CVSS 7.5). On the affected platforms running EOS, a malformed DHCP packet might cause the DHCP relay agent to restart.

Q: How urgent is CVE-2023-24510?

Priority 44/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2023-24510 is a high-severity flaw (CVSS 7.5) affecting eos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

On the affected platforms running EOS, a malformed DHCP packet might cause the DHCP relay agent to restart.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-755
Published	2023-06-05
Last modified	2026-06-17

Publisher (CNA): Arista Networks, Inc. · Vendor: arista

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

Am I affected?

Timeline

2023-06-05 22:15 UTCPublished CVE record published
2026-06-17 05:39 UTCUpdated Record last modified

arista eos UPGRADE

Affected: <= 4.25.10m · >= 4.26.0 and < 4.26.10m · >= 4.27.0 and < 4.27.10m · >= 4.28.0 and < 4.28.7m · >= 4.29.0 and < 4.29.2f

Fixed in: 4.26.10m, 4.27.10m, 4.28.7m, 4.29.2f

Safe to downgrade to: a release before 4.26.0

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-2023-24510?

eos: upgrade to 4.26.10m, 4.27.10m, 4.28.7m, 4.29.2f. Exact commands for each OS are on this page.

Is CVE-2023-24510 being exploited?

CVE-2023-24510 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-2023-24510 affect?

CVE-2023-24510 affects eos. Severity is high (CVSS 7.5). On the affected platforms running EOS, a malformed DHCP packet might cause the DHCP relay agent to restart.

How urgent is CVE-2023-24510?

Priority 44/100. High severity; Remotely exploitable, no login, no user action

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References

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