CVE-2017-6416
CVE-2017-6416 is a critical-severity vulnerability in Flexense Sysgauge with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 11% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 11% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Flexense Sysgauge
- Published:
- Last modified:
Description
An issue was discovered in SysGauge 1.5.18. A buffer overflow vulnerability in SMTP connection verification leads to arbitrary code execution. The attack vector is a crafted SMTP daemon that sends a long 220 (aka "Service ready") string.
Frequently asked questions
- What is CVE-2017-6416?
- An issue was discovered in SysGauge 1.5.18. A buffer overflow vulnerability in SMTP connection verification leads to arbitrary code execution. The attack vector is a crafted SMTP daemon that sends a long 220 (aka "Service ready") string.
- How severe is CVE-2017-6416?
- CVE-2017-6416 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-6416 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-6416?
- CVE-2017-6416 affects Flexense Sysgauge. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-6416?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2017-6416 published?
- CVE-2017-6416 was published on 2017-03-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:flexense:sysgauge:1.5.18:*:*:*:*:*:*:*
More vulnerabilities in Flexense Sysgauge
- CVE-2018-5359 — High (CVSS 8.1): The server in Flexense SysGauge 3.6.18 operating on port 9221 can be exploited remotely with the attacker gaining…
- CVE-2020-36930 — High (CVSS 7.8): SysGauge Server 7.9.18 contains an unquoted service path vulnerability in its binary path configuration that allows…
- CVE-2017-15667 — High (CVSS 7.5): In Flexense SysGauge Server 3.6.18, the Control Protocol suffers from a denial of service. The attack vector is a…
All CVEs affecting Flexense Sysgauge →
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