CVE-2016-5791
CVE-2016-5791 is a critical-severity vulnerability in Jantek Jtc-200 Firmware with a CVSS 3.x base score of 9.8. 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-287.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Jantek Jtc-200 Firmware
- Published:
- Last modified:
Description
An Improper Authentication issue was discovered in JanTek JTC-200, all versions. The improper authentication could provide an undocumented BusyBox Linux shell accessible over the TELNET service without any authentication.
Frequently asked questions
- What is CVE-2016-5791?
- An Improper Authentication issue was discovered in JanTek JTC-200, all versions. The improper authentication could provide an undocumented BusyBox Linux shell accessible over the TELNET service without any authentication.
- How severe is CVE-2016-5791?
- CVE-2016-5791 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-2016-5791 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2016-5791?
- CVE-2016-5791 affects Jantek Jtc-200 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2016-5791?
- 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-2016-5791 published?
- CVE-2016-5791 was published on 2017-10-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:jantek:jtc-200_firmware:*:*:*:*:*:*:*:*
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