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Diffstat (limited to 'metadata/glsa/glsa-200412-01.xml')
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1 files changed, 82 insertions, 0 deletions
diff --git a/metadata/glsa/glsa-200412-01.xml b/metadata/glsa/glsa-200412-01.xml new file mode 100644 index 000000000000..100a5d68ac62 --- /dev/null +++ b/metadata/glsa/glsa-200412-01.xml @@ -0,0 +1,82 @@ +<?xml version="1.0" encoding="utf-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="200412-01"> + <title>rssh, scponly: Unrestricted command execution</title> + <synopsis> + rssh and scponly do not filter command-line options that can be exploited + to execute any command, thereby allowing a remote user to completely bypass + the restricted shell. + </synopsis> + <product type="ebuild">scponly</product> + <announced>2004-12-03</announced> + <revised count="03">2006-05-22</revised> + <bug>72815</bug> + <bug>72816</bug> + <access>remote</access> + <affected> + <package name="net-misc/scponly" auto="yes" arch="*"> + <unaffected range="ge">4.0</unaffected> + <vulnerable range="lt">4.0</vulnerable> + </package> + <package name="app-shells/rssh" auto="yes" arch="*"> + <unaffected range="ge">2.2.3</unaffected> + <vulnerable range="le">2.2.2</vulnerable> + </package> + </affected> + <background> + <p> + rssh and scponly are two restricted shells, allowing only a few + predefined commands. They are often used as a complement to OpenSSH to + provide access to remote users without providing any remote execution + privileges. + </p> + </background> + <description> + <p> + Jason Wies discovered that when receiving an authorized command from an + authorized user, rssh and scponly do not filter command-line options + that can be used to execute any command on the target host. + </p> + </description> + <impact type="normal"> + <p> + Using a malicious command, it is possible for a remote authenticated + user to execute any command (or upload and execute any file) on the + target machine with user rights, effectively bypassing any restriction + of scponly or rssh. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All scponly users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-misc/scponly-4.0"</code> + <p> + All rssh users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=app-shells/rssh/rssh-2.2.3"</code> + </resolution> + <references> + <uri link="http://www.securityfocus.com/archive/1/383046/2004-11-30/2004-12-06/0">BugTraq Posting</uri> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-1161">CVE-2004-1161</uri> + <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-1162">CVE-2004-1162</uri> + </references> + <metadata tag="requester" timestamp="2004-12-01T09:03:59Z"> + koon + </metadata> + <metadata tag="submitter" timestamp="2004-12-02T13:01:44Z"> + koon + </metadata> + <metadata tag="bugReady" timestamp="2004-12-03T13:57:43Z"> + koon + </metadata> +</glsa> |