Path Traversal in Red Hat Libvirt
CVE-2015-5313
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.5 (Low). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (37.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.libvirt.org/2015/0004.html (Patch, Vendor Advisory)
- libvirt.org/git/
- www.securityfocus.com/bid/90913 (vdb-entry)
- www.redhat.com/archives/libvir-list/2015-December/msg00473.html (mailing-list)
- lists.fedoraproject.org/pipermail/package-announce/2015-December/174404.html (vendor-advisory)
- security.gentoo.org/glsa/201612-10 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2577.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-5313?
- CVE-2015-5313 is a low-severity vulnerability in Red Hat Libvirt, classified under Path Traversal. CVSS score: 2.5/10. Published 2016-04-11.
- How severe is CVE-2015-5313?
- Low severity. CVSS v3 base score is 2.5 out of 10.
- Is CVE-2015-5313 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.