CVE-2018-1157

Public Exploit

Description

Mikrotik RouterOS before 6.42.7 and 6.40.9 is vulnerable to a memory exhaustion vulnerability. An authenticated remote attacker can crash the HTTP server and in some circumstances reboot the system via a crafted HTTP POST request.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.32% Top 20%
Vendor Advisory mikrotik.com Vendor Advisory mikrotik.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.tenable.com/security/research/tra-2018-21 third party advisory exploit
https://mikrotik.com/download/changelogs vendor advisory
https://mikrotik.com/download/changelogs/bugfix-release-tree vendor advisory
http://seclists.org/fulldisclosure/2019/Jul/20 mailing list

Frequently Asked Questions

What is the severity of CVE-2018-1157?
CVE-2018-1157 has been scored as a medium severity vulnerability.
How to fix CVE-2018-1157?
To fix CVE-2018-1157, 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-2018-1157 being actively exploited in the wild?
It is possible that CVE-2018-1157 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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