Access Restriction Bypass The advisory has been revoked - it doesn't affect any version of package nova (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1210-NOVA-644319
- published20 Aug 2012
- disclosed20 Aug 2012
Introduced: 20 Aug 2012
CVE-2012-3447 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:12.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nova package and not the nova package as distributed by Ubuntu.
virt/disk/api.py in OpenStack Compute (Nova) 2012.1.x before 2012.1.2 and Folsom before Folsom-3 allows remote authenticated users to overwrite arbitrary files via a symlink attack on a file in an image that uses a symlink that is only readable by root. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3361.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2012-3447
- https://security-tracker.debian.org/tracker/CVE-2012-3447
- https://github.com/openstack/nova/commit/ce4b2e27be45a85b310237615c47eb53f37bb5f3
- https://github.com/openstack/nova/commit/d9577ce9f266166a297488445b5b0c93c1ddb368
- https://bugs.launchpad.net/nova/+bug/1031311
- https://review.openstack.org/#/c/10953/
- http://www.openwall.com/lists/oss-security/2012/08/07/1
- https://bugzilla.redhat.com/show_bug.cgi?id=845106
- http://www.securityfocus.com/bid/54869
- https://exchange.xforce.ibmcloud.com/vulnerabilities/77539