CVE-2023-33305

At a glance

Severity: MEDIUM 4.9
EPSS: EPSS 0.83 % · percentile 57 (2026-10-27)
State: PUBLISHED
Published: 2023-06-13
Updated: 2024-10-22
Assigner: fortinet
NVD status: Modified

Description

A loop with unreachable exit condition ('infinite loop') in Fortinet FortiOS version 7.2.0 through 7.2.4, FortiOS version 7.0.0 through 7.0.10, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all versions, FortiProxy version 7.2.0 through 7.2.3, FortiProxy version 7.0.0 through 7.0.9, FortiProxy 2.0 all versions, FortiProxy 1.2 all versions, FortiProxy 1.1 all versions, FortiProxy 1.0 all versions, FortiWeb version 7.2.0 through 7.2.1, FortiWeb version 7.0.0 through 7.0.6, FortiWeb 6.4 all versions, FortiWeb 6.3 all versions allows attacker to perform a denial of service via specially crafted HTTP requests.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:H/RL:U/RC:C	fortinet
CVSS 3.1	MEDIUM 4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	NVD · psirt@fortinet.com (Secondary)
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-835

European references

ENISA EUVD · EUVD-2023-37468
GCVE · GCVE-0-2023-33305

CERT-FR advisories

CERTFR-2024-AVI-0203 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
CERTFR-2023-AVI-0451 — Multiples vulnérabilités dans les produits Fortinet · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* ≥ 1.0.0 ≤ 1.0.7
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* ≥ 1.1.0 ≤ 1.1.6
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* ≥ 1.2.0 ≤ 1.2.13
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* ≥ 2.0.0 ≤ 2.0.12
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* ≥ 7.0.0 ≤ 7.0.9
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* ≥ 7.2.0 ≤ 7.2.3
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* ≥ 6.3.0 ≤ 6.3.23
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* ≥ 6.4.0 ≤ 6.4.3
cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* ≥ 7.0.0 ≤ 7.0.6
cpe:2.3:a:fortinet:fortiweb:7.2.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiweb:7.2.1:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 5.0.0 ≤ 5.0.14
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 5.2.0 ≤ 5.2.15
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 5.4.0 ≤ 5.4.13
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 5.6.0 ≤ 5.6.14
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 6.0.0 ≤ 6.0.17
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 6.2.0 ≤ 6.2.15
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 6.4.0 ≤ 6.4.13
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 7.0.0 ≤ 7.0.9
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* ≥ 7.2.0 ≤ 7.2.4

Affected products

Product	Versions
Fortinet · FortiWeb	affected 7.2.0 ≤ 7.2.1 ; affected 7.0.0 ≤ 7.0.6 ; affected 6.4.0 ≤ 6.4.3 ; affected 6.3.0 ≤ 6.3.23
Fortinet · FortiOS	affected 7.2.0 ≤ 7.2.4 ; affected 7.0.0 ≤ 7.0.10 ; affected 6.4.0 ≤ 6.4.13 ; affected 6.2.0 ≤ 6.2.15 ; affected 6.0.0 ≤ 6.0.17 ; affected 5.6.0 ≤ 5.6.14
Fortinet · FortiProxy	affected 7.2.0 ≤ 7.2.3 ; affected 7.0.0 ≤ 7.0.9 ; affected 2.0.0 ≤ 2.0.12 ; affected 1.2.0 ≤ 1.2.13 ; affected 1.1.0 ≤ 1.1.6 ; affected 1.0.0 ≤ 1.0.7

References

https://fortiguard.com/psirt/FG-IR-22-375

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD