CVE-2024-8626

highpriority · track · 30EPSS 0.005 · 44 %ileDEEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.52% (44th) EPSS
CVSS 7.5 · high
Is it mine?
33 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-26

Due to a memory leak, a denial-of-service vulnerability exists in the Rockwell Automation affected products. A malicious actor could exploit this vulnerability by performing multiple actions on certain web pages of the product causing the affected products to become fully unavailable and require a power cycle to recover.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • Fixed1756-EN4TRcisa_csaf_ot

    1756-EN4TR: Update to version 4.001 and later

  • FixedCompact GuardLogix 5380cisa_csaf_ot

    Compact GuardLogix 5380: Update to v33.015 and later for versions 33. Update to v34.011 and later

  • FixedCompactLogix 5380cisa_csaf_ot

    CompactLogix 5380: Update to v33.015 and later for versions 33. Update to v34.011 and later

  • FixedCompactLogix 5480cisa_csaf_ot

    CompactLogix 5480: Update to v33.015 and later for versions 33. Update to v34.011 and later

  • FixedControlLogix 5580cisa_csaf_ot

    ControlLogix 5580: Update to v33.015 and later for versions 33. Update to v34.011 and later

  • FixedGuardLogix 5580cisa_csaf_ot

    GuardLogix 5580: Update to v33.015 and later for versions 33. Update to v34.011 and later

  • Mitigation1756-EN4TRcisa_csaf_ot

    Customers using the affected software, who are not able to upgrade to one of the corrected versions, are encouraged to apply security best practices, where possible.

  • MitigationCompact GuardLogix 5380cisa_csaf_ot

    Customers using the affected software, who are not able to upgrade to one of the corrected versions, are encouraged to apply security best practices, where possible.

  • MitigationCompactLogix 5380cisa_csaf_ot

    Customers using the affected software, who are not able to upgrade to one of the corrected versions, are encouraged to apply security best practices, where possible.

  • MitigationCompactLogix 5480cisa_csaf_ot

    Customers using the affected software, who are not able to upgrade to one of the corrected versions, are encouraged to apply security best practices, where possible.

  • MitigationControlLogix 5580cisa_csaf_ot

    Customers using the affected software, who are not able to upgrade to one of the corrected versions, are encouraged to apply security best practices, where possible.

  • MitigationGuardLogix 5580cisa_csaf_ot

    Customers using the affected software, who are not able to upgrade to one of the corrected versions, are encouraged to apply security best practices, where possible.

02

cvss

Technical severity, 0–10. One row per scoring source.

8.7
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–8.7

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6
v3.18.6highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:Hsecondary · CISA US
v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU
v4.08.7highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:Nsecondary · ENISA EU
v4.08.7highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · PSIRT@rockwellautomation.com
v4.06.6mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-401USprimaryCWE-400USCWE-400USCWE-400US
05

affected products (33)

Products and version ranges known to be affected.

showing 20 of 33
06

advisories (2)

Vendor and ecosystem advisories describing this.

  • WID-SEC-W-2024-3115Rockwell Automation ControlLogix: Schwachstelle ermöglicht Denial of ServiceDeutsch2024-10-08csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Rockwell Automation ControlLogix ausnutzen, um einen Denial of Service Angriff durchzuführen.

  • ICSA-24-284-18Rockwell Automation Logix Controllers2024-10-10icsa · cisa_csaf_otUS

    Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service on the affected products.

07

also known as (4)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducert_bundcisa_csaf_otNVDCVE.orgMITRE
published 2024-10-08modified 2026-06-17
10

references (4)

External citations — patches, advisories, analysis.

scry

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