Critical severity · published Mar 13, 2018
CVE-2018-7750
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…
9.8
CVSS
27.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)27.1% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AE
Ansible Engine · Redhat
2.0; 2.4 · source: NVD
CL
Cloudforms · Redhat
4.5; 4.6 · source: NVD
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
6.4; 6.5; 6.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
6.7 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
6.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0 · source: NVD
PA
Paramiko · Paramiko
before 1.17.6; 1.18.0 before 1.18.5; 2.0.0 before 2.0.8; 2.1.0 before 2.1.5; 2.2.0 before 2.2.3; 2.3.0 before 2.3.2; +1 more · source: NVD
VI
Virtualization · Redhat
4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-7750
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-7750
Third Party Advisory
http://www.securityfocus.com/bid/103713
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0591
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0646
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1124
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1125
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1213
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