Path Traversal in Os4ed Opensis
CVE-2023-38879
The Community Edition version 9.0 of OS4ED's openSIS Classic allows remote attackers to read arbitrary files via a directory traversal vulnerability in the 'filename' parameter of 'DownloadWindow.php'.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.037 (88.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Os4ed Opensis — versions 9.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Product)
- cve@mitre.org (Product)
- cve@mitre.org (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-38879?
- CVE-2023-38879 is a high-severity vulnerability in Os4ed Opensis, classified under Path Traversal. CVSS score: 7.5/10. Published 2023-11-20.
- How severe is CVE-2023-38879?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-38879 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.