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01 Record

CVE-2023-31926

Arbitrary File Overwrite using less command

HighPUBLISHEDCNA: brocade
CNA base score7.1 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

02 Description

Arbitrary File Overwrite using less command

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
0.15% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 4.8% of scored records. A rank, not a probability.
NVD base score
7.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/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
2023-08-02 00:22Z3 YR AGO
Last updated
2025-02-13 16:50Z1 YR AGO
Reserved
2023-04-29
Assigning CNA
brocade
Record state
PUBLISHED
Severity
High (CVSS 7.1)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weaknesses
  • CWE-281Improper Preservation of PermissionsBase
  • CWE-665Improper InitializationClass
Data version
5.1
Document digest
b1b5c88aa2a3bd37b798b0cd4bc806597144ea8582816144c21d847df26b16fd

05 Affected products

VendorProductVersionsPlatforms
BrocadeFabric OSbefore Brocade Fabric OS v9.1.1c and v9.2.0—

06 References