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Fencer Intel
high 8.8

CVE-2018-1000805 json

Paramiko Authentication Bypass vulnerability

published 8y ago modified 4mo ago also GHSA-f2j6-wrhh-v25m , PYSEC-2018-69 , EUVD-2018-0112

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.4%
EPSS 4.4% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

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.

Patch / fix

  • pypi paramiko 2.0.9, 2.1.6, 2.2.4, 2.3.3, 2.4.2
  • paramiko Debian 14, Debian 13, Debian 12 2.4.2-0.1

debian advisories DEBIAN-CVE-2018-1000805

  • paramiko Ubuntu 14.04 LTS 1.10.1-1git1ubuntu0.2
  • paramiko Ubuntu 16.04 LTS 1.16.0-1ubuntu0.2
  • paramiko Ubuntu 18.04 LTS 2.0.0-1ubuntu1.1

ubuntu advisories UBUNTU-CVE-2018-1000805

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • imgbased RHEL 7 1.0.29-1.el7ev
  • python-imgbased RHEL 7 1.0.29-1.el7ev
  • redhat-virtualization-host RHEL 7 4.2-20181026.0.el7_6
  • redhat-release-virtualization-host RHEL 7 4.2-7.3.el7
  • redhat-virtualization-host-image-update RHEL 7 4.2-20181026.0.el7_6
  • redhat-virtualization-host-image-update-placeholder RHEL 7 4.2-7.3.el7
  • python-paramiko RHEL 7 2.1.1-9.el7
  • python-paramiko RHEL 6 1.7.5-5.el6_10

red hat advisories RHSA-2018:3470RHSA-2018:3347RHSA-2018:3406RHBA-2018:3497

  • python-paramiko SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES 15 SP2-LTSS +17 more 2.4.3-150100.6.15.1
  • python-paramiko SLE Module for Public Cloud 12 2.1.3-9.6.1
  • python-paramiko OpenStack Cloud 7, Enterprise Storage 5, Enterprise Storage 4 2.0.9-3.6.1
  • python-psql2mysql OpenStack Cloud 7 0.5.0+git.1539592188.13e5d0f-1.9.1
  • python-ovs OpenStack Cloud 7 2.5.0-3.3.1
  • python-amqp OpenStack Cloud 7 1.4.9-3.3.1
  • python-oslo.messaging OpenStack Cloud 7 5.10.2-3.9.1
  • python-paramiko OpenStack Cloud Crowbar 8, OpenStack Cloud 8, HPE Helion OpenStack 8 2.2.4-4.3.1

suse advisories SUSE-SU-2022:3730-1SUSE-SU-2021:0038-1SUSE-SU-2020:1274-1SUSE-SU-2019:0481-1SUSE-SU-2019:0396-1SUSE-SU-2019:0174-1

  • python-paramiko openSUSE Tumbleweed 5.0.0-1.1
  • python-paramiko openSUSE Tumbleweed 2.7.2-3.7

opensuse advisories openSUSE-SU-2026:11025-1openSUSE-SU-2024:11249-1

  • py-paramiko Alpine 3.6 2.1.6-r0
  • py-paramiko Alpine 3.8, Alpine 3.7 2.4.2-r0
  • py3-paramiko Alpine 3.24, Alpine 3.23, Alpine 3.22 +11 more 2.4.2-r0

alpine advisories ALPINE-CVE-2018-1000805

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2018-1000805 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-1000805 updated cvss 9.8

python-paramiko: Authentication bypass in auth_handler.py

  • Red Hat CloudForms Management Engine 5 python-paramiko
    affected: no fix planned “Out of support scope”
  • Red Hat Ansible Engine 2 ansible, ansible-test
    affected: no fix planned “Will not fix”
  • Red Hat Ceph Storage 2 python-paramiko
    affected: no fix available
  • Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) python-paramiko
    affected: no fix planned “Will not fix”
  • Red Hat OpenShift Container Platform 3.2 python-paramiko Red Hat OpenShift Container Platform 3.3 python-paramiko Red Hat OpenShift Container Platform 3.4 python-paramiko Red Hat OpenShift Container Platform 3.5 python-paramiko Red Hat OpenShift Container Platform 3.6 python-paramiko Red Hat OpenShift Container Platform 3.7 python-paramiko
    +3 more products
    Red Hat OpenShift Container Platform 3.9 python-paramiko Red Hat OpenShift Enterprise 3.0 python-paramiko Red Hat OpenShift Enterprise 3.1 python-paramiko
    affected: no fix planned “Out of support scope”
  • Red Hat OpenStack Platform 8 (Liberty) python-paramiko Red Hat OpenStack Platform 9 (Mitaka) python-paramiko Red Hat OpenStack Platform 10 (Newton) python-paramiko Red Hat OpenStack Platform 12 (Pike) python-paramiko Red Hat OpenStack Platform 14 (Rocky) python-paramiko
    affected: no fix planned “Will not fix”
  • Red Hat Storage 3 python-paramiko
    affected: no fix available “Fix deferred”
  • Red Hat Update Infrastructure 3 for Cloud Providers python-paramiko
    affected: no fix planned “Will not fix”
show 9 more
  • Red Hat Enterprise Linux Client (v. 7) python-paramiko 2.1.1-9.el7 Red Hat Enterprise Linux Client Optional (v. 7) python-paramiko-doc 2.1.1-9.el7 Red Hat Enterprise Linux ComputeNode (v. 7) python-paramiko 2.1.1-9.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) python-paramiko-doc 2.1.1-9.el7
    fixed: vendor fix RHSA-2018:3347
  • Red Hat Enterprise Linux Desktop (v. 6) python-paramiko 1.7.5-5.el6_10
    fixed: vendor fix RHSA-2018:3406
  • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) python-paramiko 2.1.1-9.el7 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) python-paramiko-doc 2.1.1-9.el7
    fixed: vendor fix RHSA-2018:3347
  • Red Hat Enterprise Linux HPC Node (v. 6) python-paramiko 1.7.5-5.el6_10 Red Hat Enterprise Linux HPC Node EUS (v. 6.7) python-paramiko 1.7.5-4.el6_7.1 Red Hat Enterprise Linux Server (v. 6) python-paramiko 1.7.5-5.el6_10
    fixed: vendor fix RHSA-2018:3406
  • Red Hat Enterprise Linux Server (v. 7) python-paramiko 2.1.1-9.el7
    fixed: vendor fix RHSA-2018:3347
  • Red Hat Enterprise Linux Server AUS (v. 6.4) python-paramiko 1.7.5-4.el6_4.1 Red Hat Enterprise Linux Server AUS (v. 6.5) python-paramiko 1.7.5-4.el6_5.1 Red Hat Enterprise Linux Server AUS (v. 6.6) python-paramiko 1.7.5-4.el6_6.1 Red Hat Enterprise Linux Server EUS (v. 6.7) python-paramiko 1.7.5-4.el6_7.1
    fixed: vendor fix RHSA-2018:3406
  • Red Hat Enterprise Linux Server Optional (v. 7) python-paramiko-doc 2.1.1-9.el7
    fixed: vendor fix RHSA-2018:3347
  • Red Hat Enterprise Linux Server TUS (v. 6.6) python-paramiko 1.7.5-4.el6_6.1 Red Hat Enterprise Linux Workstation (v. 6) python-paramiko 1.7.5-5.el6_10
    fixed: vendor fix RHSA-2018:3406
  • Red Hat Enterprise Linux Workstation (v. 7) python-paramiko 2.1.1-9.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) python-paramiko-doc 2.1.1-9.el7
    fixed: vendor fix RHSA-2018:3347

3 more fixed, 1 more not affected in the full advisory

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.41% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P
GitHub 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi paramiko
>=2.4.0, <2.4.2
>=2.3.0, <2.3.3
>=2.2.0, <2.2.4
>=2.1.0, <2.1.6
>=1.5.1, <2.0.9
2.4.2
2.3.3
2.2.4
2.1.6
2.0.9

Classification

Weakness
  • CWE-863 Incorrect Authorization
  • CWE-732 Incorrect Permission Assignment for Critical Resource

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.