synced 10 MIN AGO
01 Record

CVE-2020-24685

AC500 V2 unauthenticated crafter packet vulnerability

HighPUBLISHEDCNA: ABB
CNA base score8.6 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

02 Description

AC500 V2 unauthenticated crafter packet vulnerability

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
1.60% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 75.4% of scored records. A rank, not a probability.
NVD base score
8.6 (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:C/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
2021-02-09 03:57Z5 YR AGO
Last updated
2024-08-04 15:19Z2 YR AGO
Reserved
2020-08-26
Assigning CNA
ABB
Record state
PUBLISHED
Severity
High (CVSS 8.6)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weaknesses
  • CWE-789Memory Allocation with Excessive Size ValueVariant
  • CWE-770Allocation of Resources Without Limits or ThrottlingBase
Data version
5.1
Document digest
b8fad37bded9e3e97fee801884452f95a300589fb49c10dd2d8e19a517866b8d

05 Affected products

VendorProductVersionsPlatforms
ABBAC500 V2 products with onboard Ethernetversion 2.8.4 and prior versions—

06 References