CVE-2019-0816

medium

Published 2019-07-30 · Modified 2019-07-30

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

5.5

Description

RHBA-2019:1992: cloud-init bug fix and enhancement update (Moderate)

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Red Hat Errata — Red Hat Inc. · View original ↗ · Open-Errata-API

Description cloud-init: extra ssh keys added to authorized_keys on the Azure platform Red Hat statement See steps from https://support.microsoft.com/en-us/help/4491476/extraneous-ssh-public-keys-added-to-authorized-keys-file-on-linux-vm CVSS v3: 5.4 (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N) Errata / fixed releases ProductPackageAdvisoryReleased Red Hat Enterprise Linux…

Description

cloud-init: extra ssh keys added to authorized_keys on the Azure platform

Red Hat statement

See steps from https://support.microsoft.com/en-us/help/4491476/extraneous-ssh-public-keys-added-to-authorized-keys-file-on-linux-vm

CVSS v3: 5.4 (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N)

Errata / fixed releases

Product	Package	Advisory	Released
Red Hat Enterprise Linux 7	`cloud-init-0:18.2-1.el7_6.2`	RHSA-2019:0597	2019-03-18T00:00:00Z
Red Hat Enterprise Linux 8	`cloud-init-0:18.5-1.el8.4`	RHBA-2019:1992	2019-07-30T00:00:00Z

Apply commands

bash fix

Apply RHSA-2019:0597 for Red Hat Enterprise Linux 7

yum update -y cloud-init
# or:
dnf upgrade -y cloud-init

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`18.3-6`
debian	bullseye	fixed	`18.3-6`
debian	forky	fixed	`18.3-6`
debian	sid	fixed	`18.3-6`
debian	trixie	fixed	`18.3-6`
rhel	8	fixed

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.