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01 Record

CVE-2021-36763

In CODESYS V3 web server before 3.5.17.10, files or directories are accessible to External Parties.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

In CODESYS V3 web server before 3.5.17.10, files or directories are accessible to External Parties.

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
1.01% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 62.8% 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:H/I:N/A:N
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
2021-08-03 15:49Z5 YR AGO
Last updated
2024-08-04 01:01Z2 YR AGO
Reserved
2021-07-16
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-552Files or Directories Accessible to External PartiesBase
Data version
5.1
Document digest
4954c66c34a7ab679a3fa5863bd56b5a41afd563e214bb3b83c08c4dc892b6ec

05 Affected products

VendorProductVersionsPlatforms
codesyscontrolNot specified—
codesyscontrol_rteNot specified—
codesyscontrol_runtime_system_toolkitNot specified—
codesyscontrol_win_slNot specified—
codesysembedded_target_visu_toolkitNot specified—
codesyshmiNot specified—
codesysremote_target_visu_toolkitNot specified—

06 References