What is CVE-2024-52963?
A out-of-bounds write in Fortinet FortiOS versions 7.6.0, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4.0 through 6.4.15 allows attacker to trigger a denial of service via specially crafted packets.
The record classifies CVE-2024-52963 under weakness class CWE-787. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction. 3 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 661 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 3.5 — LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:F/RL:W/RC:C - EPSS (FIRST)
- 0.7% probability of exploitation in the next 30 days, higher than 54.0% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 3.9/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2025-01-14, last modified 2026-08-11
Is CVE-2024-52963 being exploited?
It currently carries a trending score of 19 in the Threadlinqs vulnerability feed.
Affected products and versions
- Fortinet: FortiProxy, FortiOS, FortiPAM
How to fix CVE-2024-52963
No vendor patch reference has been recorded for CVE-2024-52963 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2024-52963
1 tracked threat in the Threadlinqs corpus references CVE-2024-52963, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .