Vulnerability Description
DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25.5 on Ubuntu 8.04 through 11.10 does not verify the GPG signature before extracting an upgrade tarball, which allows man-in-the-middle attackers to (1) create or overwrite arbitrary files via a directory traversal attack using a crafted tar file, or (2) bypass authentication via a crafted meta-release file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Update-Manager | <= 1\:0.87.24 |
| Canonical | Ubuntu Linux | 8.04 |
Related Weaknesses (CWE)
References
- http://secunia.com/advisories/47024
- http://www.osvdb.org/77642
- http://www.securityfocus.com/bid/50833
- http://www.ubuntu.com/usn/USN-1284-1Vendor Advisory
- https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/881548
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71494
- http://secunia.com/advisories/47024
- http://www.osvdb.org/77642
- http://www.securityfocus.com/bid/50833
- http://www.ubuntu.com/usn/USN-1284-1Vendor Advisory
- https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/881548
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71494
FAQ
What is CVE-2011-3152?
CVE-2011-3152 is a vulnerability with a CVSS score of 6.4 (MEDIUM). DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25....
How severe is CVE-2011-3152?
CVE-2011-3152 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-3152?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Update-Manager, Canonical Ubuntu Linux.