XXE in Fortinet Fortiportal
CVE-2021-36172
An improper restriction of XML external entity reference vulnerability in the parser of XML responses of FortiPortal before 6.0.6 may allow an attacker who controls the producer of XML reports consumed by FortiPortal to trigger a denial of service or read arbitrary files from the underlying file system by means of specifically crafted XML documents.
Vulnerability class: XXE (XML External Entity)
EPSS: 0.008 (52.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Fortinet Fortiportal — versions FortiPortal before 6.0.6
- Fortinet Fortiportal
Weakness classification (CWE)
References
- psirt@fortinet.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-36172?
- CVE-2021-36172 is a medium-severity vulnerability in Fortinet Fortiportal, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 4.3/10. Published 2021-11-02.
- How severe is CVE-2021-36172?
- Medium severity. CVSS v3 base score is 4.3 out of 10.