How severe is CVE-2023-48784?

CVE-2023-48784 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-48784 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48784?

CVE-2023-48784 affects Fortinet Fortios. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48784?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-48784 have an EU (EUVD) identifier?

Yes. CVE-2023-48784 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52817.

When was CVE-2023-48784 published?

CVE-2023-48784 was published on 2024-04-09 and last updated on 2026-06-17.

CVE-2023-48784

CVE-2023-48784 is a medium-severity vulnerability in Fortinet Fortios with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-134.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-52817
Weakness: CWE-134
Affected product: Fortinet Fortios
Published: 2024-04-09
Last modified: 2026-06-17

Description

A use of externally-controlled format string vulnerability [CWE-134] in FortiOS version 7.4.1 and below, version 7.2.7 and below, 7.0 all versions, 6.4 all versions command line interface may allow a local privileged attacker with super-admin profile and CLI access to execute arbitrary code or commands via specially crafted requests.

Frequently asked questions

What is CVE-2023-48784?: A use of externally-controlled format string vulnerability [CWE-134] in FortiOS version 7.4.1 and below, version 7.2.7 and below, 7.0 all versions, 6.4 all versions command line interface may allow a local privileged attacker with super-admin profile and CLI access to execute arbitrary code or commands via specially crafted requests.
How severe is CVE-2023-48784?: CVE-2023-48784 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-48784 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48784?: CVE-2023-48784 affects Fortinet Fortios. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48784?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-48784 have an EU (EUVD) identifier?: Yes. CVE-2023-48784 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-52817.
When was CVE-2023-48784 published?: CVE-2023-48784 was published on 2024-04-09 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-23-413

Affected products (1)

cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

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Other CWE-134 vulnerabilities

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CVE-2011-2475 — Critical (CVSS 10.0): Format string vulnerability in ECTrace.dll in the iMailGateway service in the Internet Mail Gateway in OneBridge Server…
CVE-2011-1568 — Critical (CVSS 10.0): Format string vulnerability in the logText function in shmemmgr9.dll in IGSSdataServer.exe 9.00.00.11074, and…
CVE-2010-4235 — Critical (CVSS 10.0): Format string vulnerability in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server…
CVE-2011-0270 — Critical (CVSS 10.0): Format string vulnerability in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows…

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