CVE-2023-36641
A numeric truncation error vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all
02 Description
A numeric truncation error vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0.0 through 7.0.12, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0 all
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 1.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 71.5% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-10-22.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-11-14 18:05Z2 YR AGO
- Last updated
- 2026-10-22 13:48Z7 DAYS AGO
- Reserved
- 2023-06-25
- Assigning CNA
- fortinet
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:U/RC:C
- Weaknesses
- CWE-197Numeric Truncation ErrorBase
- Data version
- 5.2
- Document digest
- fea858ebec34717f923459c94d61e9e814f96563b4a4d48f7783e535d4f6b96c
05 Affected products
06 References
- fortiguard.comhttps://fortiguard.com/psirt/FG-IR-23-151
07 Remediation
Upgrade to FortiProxy version 7.2.5 or above Upgrade to FortiProxy version 7.0.11 or above Upgrade to FortiOS version 7.4.1 or above Upgrade to FortiOS version 7.2.6 or above Upgrade to FortiOS version 7.0.13 or above