CVE-2018-7750

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 13-03-2018 07:29

Last modified: - 18-04-2022 07:30

Total changes: - 3

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Low

Attack complexity

Network

Attack vector

High

Availability

High

Confidentiality

High

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

9.8

Base score

3.9

5.9

Exploitability score

Impact score

Verification logic

vendor=paramiko AND product=paramiko AND versionEndExcluding=1.17.6

vendor=paramiko AND product=paramiko AND versionStartIncluding=2.0.0 AND versionEndExcluding=2.0.8

vendor=paramiko AND product=paramiko AND versionStartIncluding=2.1.0 AND versionEndExcluding=2.1.5

vendor=paramiko AND product=paramiko AND versionStartIncluding=2.2.0 AND versionEndExcluding=2.2.3

vendor=paramiko AND product=paramiko AND versionStartIncluding=2.3.0 AND versionEndExcluding=2.3.2

vendor=paramiko AND product=paramiko AND version=2.4.0

vendor=paramiko AND product=paramiko AND versionStartIncluding=1.18.0 AND versionEndExcluding=1.18.5

vendor=Red Hat Enterprise Linux AND product=ansible_engine AND version=2.0

vendor=Red Hat Enterprise Linux AND product=ansible_engine AND version=2.4

vendor=Red Hat Enterprise Linux AND product=cloudforms AND version=4.5

vendor=Red Hat Enterprise Linux AND product=cloudforms AND version=4.6

vendor=Red Hat Enterprise Linux AND product=virtualization AND version=4.1

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_desktop AND version=6.0

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server AND version=6.0

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server AND version=7.0

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server_aus AND version=6.4

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server_aus AND version=6.5

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server_aus AND version=6.6

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server_eus AND version=6.7

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_server_tus AND version=6.6

vendor=Red Hat Enterprise Linux AND product=enterprise_linux_workstation AND version=6.0

vendor=Debian AND product=debian_linux AND version=8.0

vendor=Debian AND product=debian_linux AND version=9.0

Reference

https://github.com/paramiko/paramiko/commit/fa29bd8446c8eab237f5187d28787727b4610516
https://github.com/paramiko/paramiko/blob/master/sites/www/changelog.rst
https://github.com/paramiko/paramiko/issues/1175
USN-3603-2-Third Party Advisory
RHSA-2018:0591-Third Party Advisory
USN-3603-1-Third Party Advisory
RHSA-2018:0646-Third Party Advisory
RHSA-2018:1125-Third Party Advisory
RHSA-2018:1124-Third Party Advisory
RHSA-2018:1213-Third Party Advisory
103713-Third Party Advisory, VDB Entry
RHSA-2018:1274-Third Party Advisory
RHSA-2018:1328-Third Party Advisory
RHSA-2018:1525-Third Party Advisory
RHSA-2018:1972-Third Party Advisory
[debian-lts-announce] 20181027 [SECURITY] [DLA 1556-1] paramiko security update-Mailing List, Third Party Advisory
45712-Exploit, Third Party Advisory, VDB Entry
[debian-lts-announce] 20211228 [SECURITY] [DLA 2860-1] paramiko security update-Mailing List, Third Party Advisory

Keywords

CVE-2018-7750

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2018-7750

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures