Code Injection in Swift - CVE-2012-4406
Published: October 23, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43390
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-4406
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
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.
Affected software
Swift
Fedora
openstack-swift
Fedora
openstack-swift
How to mitigate CVE-2012-4406
Install update from vendor's website.
openstack-swift - update to 1.4.8-5.el6
External References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089472.html
- http://rhn.redhat.com/errata/RHSA-2012-1379.html
- http://rhn.redhat.com/errata/RHSA-2013-0691.html
- http://www.openwall.com/lists/oss-security/2012/09/05/16
- http://www.openwall.com/lists/oss-security/2012/09/05/4
- http://www.securityfocus.com/bid/55420
- https://bugs.launchpad.net/swift/+bug/1006414
- https://bugzilla.redhat.com/show_bug.cgi?id=854757
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79140
- https://github.com/openstack/swift/commit/e1ff51c04554d51616d2845f92ab726cb0e5831a
- https://launchpad.net/swift/+milestone/1.7.0