| <?xml version="1.0" encoding="UTF-8"?> |
| <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> |
| <glsa id="201203-21"> |
| <title>Asterisk: Multiple vulnerabilities</title> |
| <synopsis>Multiple vulnerabilities have been found in Asterisk, the worst of |
| which may allow execution of arbitrary code. |
| </synopsis> |
| <product type="ebuild">Asterisk</product> |
| <announced>March 28, 2012</announced> |
| <revised>March 28, 2012: 1</revised> |
| <bug>408431</bug> |
| <access>remote</access> |
| <affected> |
| <package name="net-misc/asterisk" auto="yes" arch="*"> |
| <unaffected range="ge">1.8.10.1</unaffected> |
| <vulnerable range="lt">1.8.10.1</vulnerable> |
| </package> |
| </affected> |
| <background> |
| <p>Asterisk is an open source telephony engine and toolkit.</p> |
| </background> |
| <description> |
| <p>Two vulnerabilities have been found in Asterisk:</p> |
| |
| <ul> |
| <li>The "milliwatt_generate()" function in app_milliwatt.c is vulnerable |
| to a stack overrun (AST-2012-002). |
| </li> |
| <li>The "ast_parse_digest()" function in utils.c is vulnerable to a |
| stack-based buffer overflow (AST-2012-003). |
| </li> |
| </ul> |
| </description> |
| <impact type="high"> |
| <p>A remote unauthenticated attacker could execute arbitrary code or cause |
| a Denial of Service condition. |
| </p> |
| </impact> |
| <workaround> |
| <p>There is no known workaround at this time.</p> |
| </workaround> |
| <resolution> |
| <p>All Asterisk users should upgrade to the latest version:</p> |
| |
| <code> |
| # emerge --sync |
| # emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.10.1" |
| </code> |
| |
| </resolution> |
| <references> |
| <uri link="http://downloads.asterisk.org/pub/security/AST-2012-002.txt"> |
| AST-2012-002 |
| </uri> |
| <uri link="http://downloads.asterisk.org/pub/security/AST-2012-003.txt"> |
| AST-2012-003 |
| </uri> |
| <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1183">CVE-2012-1183</uri> |
| <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1184">CVE-2012-1184</uri> |
| </references> |
| <metadata timestamp="Fri, 16 Mar 2012 10:54:51 +0000" tag="requester">ackle</metadata> |
| <metadata timestamp="Wed, 28 Mar 2012 10:35:00 +0000" tag="submitter">ackle</metadata> |
| </glsa> |