Home/CVE/An Authorization Bypass Through User-Controlled Key vulnerability [CWE-639] affecting PortiPortal version 7.2.1 and bel
CVE

CVE-2023-48783

An Authorization Bypass Through User-Controlled Key vulnerability [CWE-639] affecting PortiPortal version 7.2.1 and bel

An Authorization Bypass Through User-Controlled Key vulnerability [CWE-639] affecting PortiPortal version 7.2.1 and below, version 7.0.6 and below, version 6.0.14 and below, version 5.3.8 and below may allow a remote authenticated user with at least read-only permissions to access to other organization endpoints via crafted GET requests.

MEDIUM · CVSS 5.4 EPSS 0.00106
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-639Authorization Bypass Through User-Controlled Key
▤

Affected Products & Versions

4
fortinet fortiportal>= 5.3.0 and <= 5.3.8
fortinet fortiportal>= 6.0.0 and <= 6.0.14
fortinet fortiportal>= 7.0.0 and < 7.0.7
fortinet fortiportal>= 7.2.0 and < 7.2.2
◈

Detection Rules (IDS/IPS)

1
et-openET WEB_SPECIFIC_APPS Fortinet FortiWLM Unauthenticated Arbitrary File Read (CVE-2023-48783)web-application-attack
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

5.4
MEDIUM · CVSS v3.1 · psirt@fortinet.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Jan 2024 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://fortiguard.com/psirt/FG-IR-23-408Vendor Advisory
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