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Diffstat (limited to 'xml/htdocs/security/en/glsa/glsa-200512-09.xml')
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diff --git a/xml/htdocs/security/en/glsa/glsa-200512-09.xml b/xml/htdocs/security/en/glsa/glsa-200512-09.xml new file mode 100644 index 00000000..6480cabd --- /dev/null +++ b/xml/htdocs/security/en/glsa/glsa-200512-09.xml @@ -0,0 +1,77 @@ +<?xml version="1.0" encoding="utf-8"?> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> + +<glsa id="200512-09"> + <title>cURL: Off-by-one errors in URL handling</title> + <synopsis> + cURL is vulnerable to local arbitrary code execution via buffer overflow + due to the insecure parsing of URLs. + </synopsis> + <product type="ebuild">cURL</product> + <announced>December 16, 2005</announced> + <revised>December 16, 2005: 01</revised> + <bug>114710</bug> + <access>local</access> + <affected> + <package name="net-misc/curl" auto="yes" arch="*"> + <unaffected range="ge">7.15.1</unaffected> + <vulnerable range="lt">7.15.1</vulnerable> + </package> + </affected> + <background> + <p> + cURL is a command line tool for transferring files with URL + syntax, supporting numerous protocols. + </p> + </background> + <description> + <p> + Stefan Esser from the Hardened-PHP Project has reported a + vulnerability in cURL that allows for a local buffer overflow when cURL + attempts to parse specially crafted URLs. The URL can be specially + crafted in one of two ways: the URL could be malformed in a way that + prevents a terminating null byte from being added to either a hostname + or path buffer; or the URL could contain a "?" separator in the + hostname portion, which causes a "/" to be prepended to the resulting + string. + </p> + </description> + <impact type="low"> + <p> + An attacker capable of getting cURL to parse a maliciously crafted + URL could cause a denial of service or execute arbitrary code with the + privileges of the user making the call to cURL. An attacker could also + escape open_basedir or safe_mode pseudo-restrictions when exploiting + this problem from within a PHP program when PHP is compiled with + libcurl. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All cURL users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-misc/curl-7.15.1"</code> + </resolution> + <references> + <uri link="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-4077">CVE-2005-4077</uri> + <uri link="http://www.hardened-php.net/advisory_242005.109.html">Hardened-PHP Advisory</uri> + </references> + <metadata tag="requester" timestamp="Wed, 14 Dec 2005 13:39:33 +0000"> + koon + </metadata> + <metadata tag="submitter" timestamp="Wed, 14 Dec 2005 17:20:45 +0000"> + shellsage + </metadata> + <metadata tag="bugReady" timestamp="Thu, 15 Dec 2005 11:37:18 +0000"> + koon + </metadata> +</glsa> |