How severe is CVE-2023-29177?

CVE-2023-29177 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-2023-29177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29177?

CVE-2023-29177 primarily affects Fortinet Fortiadc. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-29177?

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

When was CVE-2023-29177 published?

CVE-2023-29177 was published on 2023-11-14 and last updated on 2026-06-17.

CVE-2023-29177

CVE-2023-29177 is a medium-severity vulnerability in Fortinet Fortiadc 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Fortinet Fortiadc
Published: 2023-11-14
Last modified: 2026-06-17

Description

Multiple buffer copy without checking size of input ('classic buffer overflow') vulnerabilities [CWE-120] in FortiADC version 7.2.0 and before 7.1.2 & FortiDDoS-F version 6.5.0 and before 6.4.1 allows a privileged attacker to execute arbitrary code or commands via specifically crafted CLI requests.

Frequently asked questions

What is CVE-2023-29177?: Multiple buffer copy without checking size of input ('classic buffer overflow') vulnerabilities [CWE-120] in FortiADC version 7.2.0 and before 7.1.2 & FortiDDoS-F version 6.5.0 and before 6.4.1 allows a privileged attacker to execute arbitrary code or commands via specifically crafted CLI requests.
How severe is CVE-2023-29177?: CVE-2023-29177 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-2023-29177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29177?: CVE-2023-29177 primarily affects Fortinet Fortiadc. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-29177?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-29177 published?: CVE-2023-29177 was published on 2023-11-14 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-23-064

Affected products (13)

cpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:5.2.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:5.3.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:5.4.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:6.0.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:6.1.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:6.2.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:7.0.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiadc:7.2.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiddos-f:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiddos-f:6.2.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiddos-f:6.3.0:-:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiddos-f:6.5.0:*:*:*:*:*:*:*

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