CVE-2019-17652
CVE-2019-17652 is a medium-severity vulnerability in Fortinet Forticlient with a CVSS 3.x base score of 6.5. 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-787.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 6.8
- EPSS exploit prediction: 1% (70th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Fortinet Forticlient
- Published:
- Last modified:
Description
A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted "StartAvCustomScan" type IPC client requests to the fctsched process due the argv data not been well sanitized.
Frequently asked questions
- What is CVE-2019-17652?
- A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted "StartAvCustomScan" type IPC client requests to the fctsched process due the argv data not been well sanitized.
- How severe is CVE-2019-17652?
- CVE-2019-17652 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2019-17652 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-17652?
- CVE-2019-17652 affects Fortinet Forticlient. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-17652?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-17652 published?
- CVE-2019-17652 was published on 2020-02-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:*
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- CVE-2020-15934 — High (CVSS 8.8): An execution with unnecessary privileges vulnerability in the VCM engine of FortiClient for Linux versions 6.2.7 and…
- CVE-2017-14184 — High (CVSS 8.8): An Information Disclosure vulnerability in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for…
- CVE-2016-8493 — High (CVSS 8.8): In FortiClientWindows 5.4.1 and 5.4.2, an attacker may escalate privilege via a FortiClientNamedPipe vulnerability.
- CVE-2021-43066 — High (CVSS 8.4): A external control of file name or path in Fortinet FortiClientWindows version 7.0.2 and below, version 6.4.6 and…
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