CVE-2023-33308 — Stack-based Buffer Overflow in Fortinet Fortios

CWE-121 — Stack-based Buffer OverflowCWE-787 — Out-of-bounds Write4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
5.9%
top 9.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Fortinet FortiosFortinet Fortiproxy
Timeline
PublishedJul 26

Description

A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7.0.0 through 7.0.10 and 7.2.0 through 7.2.3 and FortiProxy version 7.0.0 through 7.0.9 and 7.2.0 through 7.2.2 allows a remote unauthenticated attacker to execute arbitrary code or command via crafted packets reaching proxy policies or firewall policies with proxy mode alongside deep or full packet inspection.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶CVEListV5fortinet/fortiproxy7.2.0 — 7.2.2+1
▶NVDfortinet/fortiproxy7.0.0 — 7.0.9+3
▶CVEListV5fortinet/fortios7.2.0 — 7.2.3+1
▶NVDfortinet/fortios7.0.0 — 7.0.10+1

🔴Vulnerability Details

2
CVEList
CVE-2023-33308: A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7↗2023-07-26
▶
GHSA
GHSA-h3gf-whgg-wh93: A stack-based overflow vulnerability [CWE-124] in Fortinet FortiOS version 7↗2023-07-26
▶

📋Vendor Advisories

1
Fortinet
Proxy mode with deep inspection - Stack-based buffer overflow↗2023-07-26
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CVE-2023-33308 — Stack-based Buffer Overflow | cvebase