01 Record

CVE-2020-6088

An exploitable denial of service vulnerability exists in the ENIP Request Path Network Segment functionality of Allen-Bradley Flex IO 1794-AENT/B 4.003. A specially crafted network request can cause a

HighPUBLISHEDCNA: talos

CNA base score7.5 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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02 Description

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 3.45% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 88.9% of scored records. A rank, not a probability.
NVD base score: 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2021-02-04 06:18Z5 YR AGO

Last updated

2024-08-04 08:47Z2 YR AGO

Reserved

2020-01-07

Assigning CNA

talos

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.1

Document digest

6f8dd7868d8ad61eae9a8bab7f573185b53ade892957c38ed6b37f752d5d5301

05 Affected products

VendorProductVersionsPlatforms

n/aAllen-BradleyAllen-Bradley Flex IO 1794-AENT/B 4.003—

06 References

talosintelligence.comhttps://talosintelligence.com/vulnerability_reports/TALOS-2020-1008x_refsource_MISC