CVE-2012-4406

Description

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 7.79% Top 10%
Vendor Advisory redhat.com Vendor Advisory fedoraproject.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/openstack/swift/commit/e1ff51c04554d51616d2845f92ab726cb0e5831a patch
http://www.securityfocus.com/bid/55420 vdb entry broken link
https://launchpad.net/swift/+milestone/1.7.0 release notes
http://rhn.redhat.com/errata/RHSA-2012-1379.html third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79140 vdb entry third party advisory
https://bugs.launchpad.net/swift/+bug/1006414 issue tracking patch
https://bugzilla.redhat.com/show_bug.cgi?id=854757 issue tracking patch
http://www.openwall.com/lists/oss-security/2012/09/05/4 mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089472.html mailing list vendor advisory
http://rhn.redhat.com/errata/RHSA-2013-0691.html not applicable vendor advisory
http://www.openwall.com/lists/oss-security/2012/09/05/16 mailing list

Frequently Asked Questions

What is the severity of CVE-2012-4406?
CVE-2012-4406 has been scored as a critical severity vulnerability.
How to fix CVE-2012-4406?
To fix CVE-2012-4406, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-4406 being actively exploited in the wild?
It is possible that CVE-2012-4406 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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