5.9

CVE-2024-52963: fortinet fortios Out-of-bounds Write

CVSS: 5.9v3.1MediumModified
Published 14-01-2025Last modified 15-10-2026
Open JSON

Vulnerability summary

CVE-2024-52963 is a medium (CVSS 5.9) Out-of-bounds Write vulnerability in fortinet fortios. EPSS estimates a 0.76% chance of exploitation in the next 30 days, higher than 54.6% of scored vulnerabilities.

Overall risk
24/100
0100
Low · default modelHow is this calculated?
CVSS score
5.9/10
010
Medium · v3.1 (NVD)
EPSS score
0.76%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 14-01-2025
    PublishedVulnerability first disclosed.
  2. 15-10-2026
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.76%

Chance of exploitation in the next 30 days

Percentile

55%

Versus all other CVEs

30-day change

0.00 pp

From 0.76% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.76%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Fortinet3 products
  • fortios≥ 6.4.0, < 7.2.11 | ≥ 7.4.0, < 7.4.8 | 7.6.0 | ≥ 7.4.0, ≤ 7.4.6 | ≥ 7.2.0, ≤ 7.2.10 | ≥ 7.0.0, ≤ 7.0.16 | ≥ 6.4.0, ≤ 6.4.15
  • fortipam≥ 1.4.0, ≤ 1.4.2 | ≥ 1.3.0, ≤ 1.3.1 | 1.2.0 | ≥ 1.1.0, ≤ 1.1.2 | ≥ 1.0.0, ≤ 1.0.3
  • fortiproxy≥ 7.4.0, ≤ 7.4.5 | ≥ 7.2.0, ≤ 7.2.13 | ≥ 7.0.0, ≤ 7.0.20 | ≥ 2.0.0, ≤ 2.0.14

1 vendor · 3 products

References

2 links