diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
---|---|---|
committer | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
commit | 4f2d7949f03e1c198bc888f2d05f421d35c57e21 (patch) | |
tree | ba5f07bf3f9d22d82e54a462313f5d244036c768 /metadata/glsa/glsa-201705-15.xml |
reinit the tree, so we can have metadata
Diffstat (limited to 'metadata/glsa/glsa-201705-15.xml')
-rw-r--r-- | metadata/glsa/glsa-201705-15.xml | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/metadata/glsa/glsa-201705-15.xml b/metadata/glsa/glsa-201705-15.xml new file mode 100644 index 000000000000..ee01ba3b831b --- /dev/null +++ b/metadata/glsa/glsa-201705-15.xml @@ -0,0 +1,62 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="201705-15"> + <title>sudo: Privilege escalation</title> + <synopsis>A vulnerability in sudo allows local users to gain root privileges.</synopsis> + <product type="ebuild">sudo,privilege</product> + <announced>2017-05-30</announced> + <revised>2017-10-07: 3</revised> + <bug>620182</bug> + <access>local</access> + <affected> + <package name="app-admin/sudo" auto="yes" arch="*"> + <unaffected range="ge">1.8.20_p2</unaffected> + <vulnerable range="lt">1.8.20_p2</vulnerable> + </package> + </affected> + <background> + <p>sudo (su “do”) allows a system administrator to delegate authority + to give certain users (or groups of users) the ability to run some (or + all) commands as root or another user while providing an audit trail of + the commands and their arguments. + </p> + </background> + <description> + <p>Qualys discovered a vulnerability in sudo’s get_process_ttyname() for + Linux, that via sudo_ttyname_scan() can be directed to use a + user-controlled, arbitrary tty device during its traversal of “/dev” + by utilizing the world-writable /dev/shm. + </p> + + <p>For further information, please see the Qualys Security Advisory</p> + </description> + <impact type="high"> + <p>A local attacker can pretend that his tty is any character device on the + filesystem, and after two race conditions, an attacker can pretend that + the controlled tty is any file on the filesystem allowing for privilege + escalation + </p> + </impact> + <workaround> + <p>There is no known workaround at this time.</p> + </workaround> + <resolution> + <p>All sudo users should upgrade to the latest version:</p> + + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=app-admin/sudo-1.8.20_p2" + </code> + + </resolution> + <references> + <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000367"> + CVE-2017-1000367 + </uri> + <uri link="https://www.qualys.com/2017/05/30/cve-2017-1000367/cve-2017-1000367.txt"> + Qualys Security Advisory for CVE-2017-1000367 + </uri> + </references> + <metadata tag="requester" timestamp="2017-05-30T07:27:08Z">K_F</metadata> + <metadata tag="submitter" timestamp="2017-10-07T14:23:55Z">K_F</metadata> +</glsa> |