CVE-2017-20149

Public Exploit

Description

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 1.23% Top 25%
Third-Party Advisory github.com Third-Party Advisory bleepingcomputer.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/BigNerd95/Chimay-Red third party advisory exploit
https://www.bleepingcomputer.com/news/security/hajime-botnet-makes-a-comeback-with-massive-scan-for-mikrotik-routers/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2017-20149?
CVE-2017-20149 has been scored as a critical severity vulnerability.
How to fix CVE-2017-20149?
To fix CVE-2017-20149, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-20149 being actively exploited in the wild?
It is possible that CVE-2017-20149 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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