Deserialization in OpenStack Swift
CVE-2012-4406
OpenStack Object Storage (swift) before 1.7.0 uses the loads function in the pickle Python module unsafely when storing and loading metadata in memcached, which allows remote attackers to execute arbitrary code via a crafted pickle object.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.066 (93.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.066 · newest: 0.066 · change: 0.000
Affected products
- OpenStack Swift
- Fedoraproject Fedora — versions 16
- Red Hat Enterprise Linux Server — versions 5.0, 6.0
- Red Hat Gluster Storage Management Console — versions 2.0
- Red Hat Gluster Storage Server For On-Premise — versions 2.0
- Red Hat Storage — versions 2.0
- Red Hat Storage For Public Cloud — versions 2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/openstack/swift/commit/e1ff51c04554d51616d2845f92ab726cb0e5831a (Patch)
- www.securityfocus.com/bid/55420 (vdb-entry, Broken Link)
- launchpad.net/swift/+milestone/1.7.0 (Release Notes)
- rhn.redhat.com/errata/RHSA-2012-1379.html (vendor-advisory, Third Party Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/79140 (VDB Entry, Third Party Advisory, vdb-entry)
- bugs.launchpad.net/swift/+bug/1006414 (Patch, Issue Tracking)
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking)
- www.openwall.com/lists/oss-security/2012/09/05/4 (mailing-list, Mailing List)
- lists.fedoraproject.org/pipermail/package-announce/2012-October/089472.html (vendor-advisory, Mailing List)
- rhn.redhat.com/errata/RHSA-2013-0691.html (vendor-advisory, Not Applicable)
Frequently asked questions
- What is CVE-2012-4406?
- CVE-2012-4406 is a critical-severity vulnerability in OpenStack Swift, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2012-10-22.
- How severe is CVE-2012-4406?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2012-4406 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.