What does upgrading RouterOS 6.49.22 to 7.23.6 fix?

Upgrading RouterOS from 6.49.22 to 7.23.6 clears 3 known vulnerabilities (2 high). 1 known issue remains in 7.23.6.

RouterOS: 6.49.22 → 7.23.6

MikroTik · upgrade impact

From6.49.224 known issues To7.23.61 known issue

Upgrade impact: Major upgrade. Crossing a major version usually means breaking changes. Review the vendor’s upgrade / migration guide and test before you roll it out.

Fixed by upgrading to 7.23.6 iVulnerabilities that affect 6.49.22 but no longer affect 7.23.6 — the security gain from this upgrade, by exploited status then exploitation probability.

Exploited first, then by exploitation probability (EPSS).

CVE-2022-45313 HIGH EPSS 2% ✓ cleared in 7.23.6 CVE-2022-45315 MEDIUM EPSS 1% ✓ cleared in 7.23.6 CVE-2025-6443 HIGH EPSS 1% ✓ cleared in 7.23.6

Still open in 7.23.6 iKnown vulnerabilities that affect 7.23.6 too — upgrading to it does not clear these.

These affect 7.23.6 as well — a later release may be needed.

CVE-2021-3014 MEDIUM EPSS 1% → see advisory