{"id":"CVE-2011-3152","aliases":["EUVD-2011-3119","GHSA-prh3-xfqc-rc2x"],"status":"published","title":"DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0...","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.","severity":{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02335,"percentile":0.83677,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2014-04-27T20:00:00Z","modified":"2026-06-16T23:32:45Z","products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"canonical","product":"update-manager"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/71494","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.ubuntu.com/usn/USN-1284-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Vendor Advisory"]},{"url":"http://www.osvdb.org/77642","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/50833","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/881548","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/47024","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-3152"},{"url":"https://github.com/advisories/GHSA-prh3-xfqc-rc2x"}],"sources":{"cve":[{"id":"CVE-2011-3152","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.","status":"published","published":"2014-04-27T20:00:00Z","modified":"2024-08-06T23:22:27.618Z","updated_at":"2026-11-02T14:35:37.324501Z"}],"euvd":[{"id":"EUVD-2011-3119","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.","status":"published","published":"2014-04-27T20:00:00Z","modified":"2024-08-06T23:22:27Z","updated_at":"2026-11-03T01:39:53.115277Z"}],"ghsa":[{"id":"GHSA-prh3-xfqc-rc2x","title":"DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0...","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.","status":"published","published":"2022-05-17T01:53:53Z","modified":"2023-02-03T05:05:58Z","updated_at":"2026-11-02T14:53:49.735091Z"}],"nvd":[{"id":"CVE-2011-3152","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.","status":"published","published":"2014-04-27T20:55:23.463Z","modified":"2026-06-16T23:32:45.743Z","cvss":[{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:02:12.639283Z"}]}}