| Name | CVE-2020-27839 |
| Description | A flaw was found in ceph-dashboard. The JSON Web Token (JWT) used for user authentication is stored by the frontend application in the browser’s localStorage which is potentially vulnerable to attackers via XSS attacks. The highest threat from this vulnerability is to data confidentiality and integrity. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 985670 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ceph (PTS) | jessie, jessie (lts) | 0.80.7-2+deb8u6 | fixed |
| stretch (security) | 10.2.11-2+deb9u1 | fixed |
| stretch (lts), stretch | 10.2.11-2+deb9u2 | fixed |
| buster | 12.2.11+dfsg1-2.1 | fixed |
| buster (security) | 12.2.11+dfsg1-2.1+deb10u1 | fixed |
| bullseye | 14.2.21-1 | fixed |
| bookworm | 16.2.11+ds-2 | fixed |
| trixie | 16.2.11+ds-5 | fixed |
| sid | 18.2.1+ds-9 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| ceph | source | jessie | (not affected) | | | |
| ceph | source | stretch | (not affected) | | | |
| ceph | source | buster | (not affected) | | | |
| ceph | source | (unstable) | 14.2.18-1 | | | 985670 |
Notes
[buster] - ceph <not-affected> (dashboard auth introduced with dashboard v2 in 13.1.0)
[stretch] - ceph <not-affected> (dashboard introduced in 12.1.0)
https://tracker.ceph.com/issues/44591
https://github.com/ceph/ceph/pull/38259
https://github.com/ceph/ceph/commit/23f2604d6f9ac16779b4ac43aab6e4e434f2e8ec
https://github.com/ceph/ceph/commit/843b2e9cd4cb996165d1818ebff125f1414f90c5 (nautilus)
[jessie] - ceph <not-affected> (dashboard introduced in 12.1.0)