CVE-2018-1000805

Publication date 8 October 2018

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

Description

Paramiko version 2.4.1, 2.3.2, 2.2.3, 2.1.5, 2.0.8, 1.18.5, 1.17.6 contains a Incorrect Access Control vulnerability in SSH server that can result in RCE. This attack appear to be exploitable via network connectivity.

Read the notes from the security team

Status

Package Ubuntu Release Status
paramiko 18.10 cosmic
Fixed 2.4.1-0ubuntu3.1
18.04 LTS bionic
Fixed 2.0.0-1ubuntu1.1
16.04 LTS xenial
Fixed 1.16.0-1ubuntu0.2
14.04 LTS trusty
Fixed 1.10.1-1git1ubuntu0.2

Notes

ebarretto

with this issue, they decided to stop supporting versions 1.x

mdeslaur

this issue is in the server code, not the client code

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
paramiko

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3796-3
    • Paramiko vulnerability
    • 22 October 2018
    • USN-3796-2
    • Paramiko vulnerability
    • 17 October 2018
    • USN-3796-1
    • Paramiko vulnerability
    • 17 October 2018

Other references