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01 Record

CVE-2020-6143

A remote code execution vulnerability exists in the install functionality of OS4Ed openSIS 7.4. The password variable which is set at line 122 in install/Step5.php allows for injection of PHP code

CriticalPUBLISHEDCNA: talos
CNA base score10.0 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

02 Description

A remote code execution vulnerability exists in the install functionality of OS4Ed openSIS 7.4. The password variable which is set at line 122 in install/Step5.php allows for injection of PHP code

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
6.17% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 93.3% of scored records. A rank, not a probability.
NVD base score
9.8 (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: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
2020-09-01 20:15Z6 YR AGO
Last updated
2024-08-04 08:55Z2 YR AGO
Reserved
2020-01-07
Assigning CNA
talos
Record state
PUBLISHED
Severity
Critical (CVSS 10.0)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-96Improper Neutralization of Directives in Statically Saved Code ('Static Code Injection')Base
  • CWE-94Improper Control of Generation of Code ('Code Injection')Base
Data version
5.1
Document digest
1b477f3ca588117b54f51b4d7710018faa7720720f680b58a3f97a44d8d3c130

05 Affected products

VendorProductVersionsPlatforms
n/aOS4EdOS4Ed openSIS 7.4—

06 References