CVE-2018-7750

Public Exploit

Description

transport.py in the SSH server implementation of Paramiko before 1.17.6, 1.18.x before 1.18.5, 2.0.x before 2.0.8, 2.1.x before 2.1.5, 2.2.x before 2.2.3, 2.3.x before 2.3.2, and 2.4.x before 2.4.1 does not properly check whether authentication is completed before processing other requests, as demonstrated by channel-open. A customized SSH client can simply skip the authentication step.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 26.48% Top 5%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2018:1124 third party advisory vendor advisory
https://www.exploit-db.com/exploits/45712/ third party advisory vdb entry exploit
https://github.com/paramiko/paramiko/issues/1175 third party advisory issue tracking
https://access.redhat.com/errata/RHSA-2018:1125 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1972 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1274 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00018.html third party advisory mailing list
https://usn.ubuntu.com/3603-2/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:0646 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1213 third party advisory vendor advisory
https://usn.ubuntu.com/3603-1/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1525 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1328 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:0591 third party advisory vendor advisory
http://www.securityfocus.com/bid/103713 third party advisory vdb entry
https://github.com/paramiko/paramiko/commit/fa29bd8446c8eab237f5187d28787727b4610516 third party advisory patch
https://github.com/paramiko/paramiko/blob/master/sites/www/changelog.rst third party advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00025.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2018-7750?
CVE-2018-7750 has been scored as a critical severity vulnerability.
How to fix CVE-2018-7750?
To fix CVE-2018-7750, 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-2018-7750 being actively exploited in the wild?
It is possible that CVE-2018-7750 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~26% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.