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TI-2020-04649 Aliases CVE-2020-5721GHSA-gqqr-qcv3-9xg2

Insufficiently protected credentials in MikroTik WinBox

Priority LOW 25CWE-260Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-522.

Summary

MikroTik WinBox 3.22 and below stores the user's cleartext password in the settings.cfg.viw configuration file when the Keep Password field is set and no Master Password is set. Keep Password is set by default and, by default Master Password is not set. An attacker with access to the configuration file can extract a username and password to gain access to the router.

Why it matters now

EPSS 0.00382 32nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
—MikroTik WinBoxup to 3.22—No fix listedCNA
  • MikroTik WinBox Vendor— Affected up to 3.22 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:mikrotik:winbox:*:*:*:*:*:*:*:*up to 3.22VulnerableMikroTik
  • cpe:2.3:o:mikrotik:winbox:*:*:*:*:*:*:*:* Versions up to 3.22 Vulnerable ·MikroTik

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-5721
  2. 2026-10-03 Alias added: GHSA-gqqr-qcv3-9xg2

References

Exploit 1

  • TI-2020-04648 Path traversal in MikroTik WinBox CVSS 3.1MEDIUM 5.9
  • TI-2019-02986 MikroTik Winbox 3.20 and below is vulnerable to man in the middle attacks. CVSS 3.1LOW 3.7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences