Vulnerability in Fedoraproject Fedora
CVE-2016-3096
The create_script function in the lxc_container module in Ansible before 1.9.6-1 and 2.x before 2.0.2.0 allows local users to write to arbitrary files or gain privileges via a symlink attack on (1) /opt/.lxc-attach-script, (2) the archived container in the archive_path directory, or the (3) lxc-attach-script.log or (4) lxc-attach-script.err files in the temporary directory.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (39.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.5% 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
- Fedoraproject Fedora — versions 22, 23, 24
- Red Hat Ansible — versions 2.0, 2.0.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- lists.fedoraproject.org/pipermail/package-announce/2016-April/183274.html (vendor-advisory, Vendor Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2016-April/183252.html (vendor-advisory, Vendor Advisory)
- github.com/ansible/ansible-modules-extras/pull/1941/commits/8c6fe646ee79f5e5536… (Patch)
- lists.fedoraproject.org/pipermail/package-announce/2016-May/184175.html (vendor-advisory, Vendor Advisory)
- github.com/ansible/ansible/blob/v2.0.2.0-1/CHANGELOG.md (Patch)
- lists.fedoraproject.org/pipermail/package-announce/2016-April/183132.html (vendor-advisory, Vendor Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2016-April/183103.html (vendor-advisory, Third Party Advisory)
- groups.google.com/forum/ (mailing-list)
- security.gentoo.org/glsa/201607-14 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-3096?
- CVE-2016-3096 is a high-severity vulnerability in Fedoraproject Fedora, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2016-06-03.
- How severe is CVE-2016-3096?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-3096 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.