CVE-2015-5313
low
CVSS v3
2.5
CVSS v2
1.9
VIR risk
2.5
Description
Directory traversal vulnerability in the virStorageBackendFileSystemVolCreate function in storage/storage_backend_fs.c in libvirt, when fine-grained Access Control Lists (ACL) are in effect, allows local users with storage_vol:create ACL but not domain:write permission to write to arbitrary files via a .. (dot dot) in a volume name.
Predictions
Exploit likelihood
27%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-5313
Vendor advisory: secalert@redhat.com — http://security.libvirt.org/2015/0004.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 1.3.0-1 |
| debian | bullseye | fixed | 1.3.0-1 |
| debian | forky | fixed | 1.3.0-1 |
| debian | sid | fixed | 1.3.0-1 |
| debian | trixie | fixed | 1.3.0-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| redhat | libvirt | - | |
References
- http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=034e47c338b13a95cf02106a3af912c1c5f818d7
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174404.html
- http://rhn.redhat.com/errata/RHSA-2016-2577.html
- http://security.libvirt.org/2015/0004.html
- http://www.securityfocus.com/bid/90913
- https://security.gentoo.org/glsa/201612-10
- https://www.redhat.com/archives/libvir-list/2015-December/msg00473.html
- https://security-tracker.debian.org/tracker/CVE-2015-5313
CWEs
CWE-22
Verify integrity in audit chain (admin only). AS-IS.