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Case File

CVE-2019-3977

HIGH · CVSS 7.5 EPSS 1.06%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-10-29 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may be remotely exploitable.

CVE
CVE-2019-3977
Severity
HIGH
CVSS
7.5
EPSS
1.06%

Original NVD Description

RouterOS 6.45.6 Stable, RouterOS 6.44.5 Long-term, and below insufficiently validate where upgrade packages are download from when using the autoupgrade feature. Therefore, a remote attacker can trick the router into "upgrading" to an older version of RouterOS and possibly reseting all the system's usernames and passwords.

Related CVEs

Other vulnerabilities affecting the same vendor(s)