CVE-2017-6297

Public Exploit

Description

The L2TP Client in MikroTik RouterOS versions 6.83.3 and 6.37.4 does not enable IPsec encryption after a reboot, which allows man-in-the-middle attackers to view transmitted data unencrypted and gain access to networks on the L2TP server by monitoring the packets for the transmitted data and obtaining the L2TP secret.

Category

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.08%
Third-Party Advisory securityfocus.com Third-Party Advisory milne.it
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://blog.milne.it/2017/02/24/mikrotik-routeros-security-vulnerability-l2tp-tunnel-unencrypted-cve-2017-6297/ third party advisory exploit
http://www.securityfocus.com/bid/96447 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-6297?
CVE-2017-6297 has been scored as a medium severity vulnerability.
How to fix CVE-2017-6297?
To fix CVE-2017-6297, 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-2017-6297 being actively exploited in the wild?
It is possible that CVE-2017-6297 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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