vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2023-24509

On affected modular platforms running Arista EOS equipped with both redundant supervisor modules and having the redundancy protocol configured with RPR or SSO, an existing unprivileged user can login to the standby supervisor as a root user, leading t ...

HIGH
7.8
CVSS Score
Published: April 13, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:39 AM UTC
22 products affected across 2 vendorsEos7808R37504R3

Using Arista EOS by Arista Networks?

Get instant alerts when new vulnerabilities affect Arista EOS - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

On affected modular platforms running Arista EOS equipped with both redundant supervisor modules and having the redundancy protocol configured with RPR or SSO, an existing unprivileged user can login to the standby supervisor as a root user, leading to a privilege escalation. Valid user credentials are required in order to exploit this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Eos· Arista
95%
4.23 ≤ v ≤ 4.23.13m4.24.0 ≤ v < 4.24.11m4.25.0 ≤ v < 4.25.10m4.26.0 ≤ v < 4.26.9m4.27.0 ≤ v < 4.27.7m4.28.0 ≤ v < 4.28.4m
Affected range stops below 4.24.11m, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.25.10m, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.26.9m, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.27.7m, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.28.4m, so it looks safe — our inference, not a vendor statement
arista-704x3 (environment) · arista-7304x (environment) · arista-7304x3 (environment) · arista-7308x (environment) · arista-7316x (environment) · arista-7324x (environment) · arista-7328x (environment) · arista-7504r (environment) · arista-7504r3 (environment) · arista-7508r (environment) · arista-7508r3 (environment) · arista-7512r (environment) · arista-7512r3 (environment) · arista-7516r (environment) · arista-755x (environment) · arista-758x (environment) · arista-7804r3 (environment) · arista-7808r3 (environment) · arista-7812r3 (environment) · arista-7816r3 (environment)
Arista EOS· Arista Networks
60%
4.24.0 ≤ v ≤ 4.24.10M4.25.0 ≤ v ≤ 4.25.9M4.27.0 ≤ v ≤ 4.27.6M4.28.0 ≤ v ≤ 4.28.3M4.286.0 ≤ v ≤ 4.26.8M4.23.0 4.23.13M4.24.04.25.04.27.04.28.04.286.0
704X3· Aristadevice
80%
All versions
7304X· Aristadevice
80%
All versions
7304X3· Aristadevice
80%
All versions
7308X· Aristadevice
80%
All versions
7316X· Aristadevice
80%
All versions
7324X· Aristadevice
80%
All versions
7328X· Aristadevice
80%
All versions
7504R· Aristadevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

ExploitMitigationVendor Advisory
Source: [email protected]
https://www.arista.com/en/support/advisories-notices/security-advisory/16985-security-advisory-0082

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-269NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card