CVE-2020-12252

Severity: medium (CVSS 6.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-29 · updated 2026-06-17
Weakness: CWE-434

Description

An issue was discovered in Gigamon GigaVUE 5.5.01.11. The upload functionality allows an arbitrary file upload for an authenticated user. If an executable file is uploaded into the www-root directory, then it could yield remote code execution via the filename parameter.

Affected products

Gigamon Gigavue: from 5.4 before 5.4.04; from 5.5 before 5.5.02; from 5.6 before 5.6.02; from 5.7 before 5.7.04; from 5.8 before 5.8.02; from 5.9 before 5.9.00.04 — fixed in 5.4.04, 5.5.02, 5.6.02, 5.7.04, 5.8.02, 5.9.00.04

How to fix

Upgrade to a fixed version: Gigamon Gigavue 5.4.04, 5.5.02, 5.6.02, 5.7.04. Check the vendor advisory for mitigations.

References

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