CVE-2021-31245

Public Exploit

Description

omr-admin.py in openmptcprouter-vps-admin 0.57.3 and earlier compares the user provided password with the original password in a length dependent manner, which allows remote attackers to guess the password via a timing attack.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.99% Top 25%
Vendor Advisory openmptcprouter.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/Ysurac/openmptcprouter-vps-admin third party advisory
https://www.openmptcprouter.com/ vendor advisory
https://medium.com/d3crypt/timing-attack-on-openmptcprouter-vps-admin-authentication-cve-2021-31245-12dd92303e1 patch third party advisory exploit
https://github.com/Ysurac/openmptcprouter-vps-admin/commit/a01cbc8c3d3b8bb7720bf3ff234671b4c0e1859c#diff-b89ee68e63302a732d4bde35eb04a205b06f1611147e139642356f173195ab80 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-31245?
CVE-2021-31245 has been scored as a medium severity vulnerability.
How to fix CVE-2021-31245?
To fix CVE-2021-31245, 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-2021-31245 being actively exploited in the wild?
It is possible that CVE-2021-31245 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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