SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-14649

This allows unauthenticated attackers to access this debug shell and escalate privileges.

CRITICAL 9.8EPSS 11.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 11.7%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

It was found that ceph-isci-cli package as shipped by Red Hat Ceph Storage 2 and 3 is using python-werkzeug in debug shell mode. This is done by setting debug=True in file /usr/bin/rbd-target-api provided by ceph-isci-cli package. This allows unauthenticated attackers to access this debug shell and escalate privileges. Once an attacker has successfully connected to this debug shell they will be able to execute arbitrary commands remotely. These commands will run with the same privileges as of user executing the application which is using python-werkzeug with debug shell mode enabled. In - Red Hat Ceph Storage 2 and 3, ceph-isci-cli package runs python-werkzeug library with root level permissions.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
11.74% probability · 96th percentile
CISA KEV
Not listed
Weakness
CWE-77
Affected
redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation · redhat/ceph storage · redhat/ceph-iscsi-cli
Source
secalert@redhat.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.