All vulnerabilities

Servers and applications

CVE-2017-20149

The Mikrotik RouterOS web server allows memory corruption in releases before Stable 6.38.5 and Long-term 6.37.5, aka Chimay-Red. A remote and unauthenticated user can trigger the vulnerability by sending a crafted HTTP request. An attacker can use this vulnerability to execute arbitrary code on the affected system, as exploited in the wild in mid-2017 and later.

Severity
Critical 9.8
Published
15 Oct 2022
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
6.37.5, 6.38.5
Sources
NVD

Affected software

SoftwareAffected versions
MikroTik RouterOSServers and applications · cpe:o:mikrotik:routeros
  • Every version before 6.37.5
  • From 6.38 before 6.38.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-20149
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-20149