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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| [UNKNOWN] | ceph-iscsi-cli | — | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Ceph Storage 3 | ceph-iscsi-cli | 2.7-7.el7cp | RHSA-2018:2838 |
| Red Hat Ceph Storage 2 | ceph-iscsi-cli | 2.0-7.el7cp | RHSA-2018:2837 |
Advisories 2
- RHSA-2018:2838 Red Hat Security Advisory: ceph-iscsi-cli security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2018:2837 Red Hat Security Advisory: ceph-iscsi-cli security update Red Hat Security Advisories (RHSA) · Jul 1, 2026
References
- https://access.redhat.com/articles/3623521
- 105434 vdb-entry
- https://github.com/ceph/ceph-iscsi-cli/pull/121/commits/c3812075e30c76a800a961e7291087d357403f6b
- https://github.com/ceph/ceph-iscsi-cli/issues/120
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14649
- RHSA-2018:2838 vendor-advisory
- RHSA-2018:2837 vendor-advisory