CVE-2018-14942

8.8 highEPSS 2.0%

High (8.8) in harmonicinc nsg 9000 firmware. EPSS 2.0% chance of exploitation in the next 30 days.

Harmonic NSG 9000 devices allow remote authenticated users to conduct directory traversal attacks, as demonstrated by "POST /PY/EMULATION_GET_FILE" or "POST /PY/EMULATION_EXPORT" with FileName=../../../passwd in the POST data.

Severity

CVSS 3.0

8.8 high

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.0% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2018-08-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

harmonicinc:nsg_9000_firmware

References

https://github.com/pudding2/NSG9000/blob/master/exp.txt
https://github.com/pudding2/NSG9000/blob/master/exp.txt

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