Explain CVE-2011-1072
The installer in PEAR before 1.9.2 allows local users to overwrite arbitrary files via a symlink attack on the package.xml file, related to the (1) download_dir, (2) cache_dir, (3) tmp_dir, and (4) pear-build-download directories, a different vulnerability than CVE-2007-2519.
Affected Products: n/a
References: [{'name': '[oss-security] 20110228 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/02/28/5'}, {'name': '[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/03/01/7'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=546164'}, {'name': '43533', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/43533'}, {'name': '[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/03/01/8'}, {'name': '[oss-security] 20110228 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/02/28/12'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://news.php.net/php.pear.cvs/61264'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://security-tracker.debian.org/tracker/CVE-2011-1072'}, {'name': '[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/03/01/5'}, {'name': '[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/03/01/4'}, {'name': 'RHSA-2011:1741', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2011-1741.html'}, {'name': 'MDVSA-2011:187', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDVSA-2011:187'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://pear.php.net/bugs/bug.php?id=18056'}, {'name': '[oss-security] 20110228 CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/02/28/3'}, {'name': 'pear-pear-installer-symlink(65721)', 'tags': ['vdb-entry', 'x_refsource_XF'], 'url': 'https://exchange.xforce.ibmcloud.com/vulnerabilities/65721'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://svn.php.net/viewvc?view=revision&revision=308687'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://pear.php.net/advisory-20110228.txt'}, {'name': '46605', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/46605'}, {'name': '[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack', 'tags': ['mailing-list', 'x_refsource_MLIST'], 'url': 'http://openwall.com/lists/oss-security/2011/03/01/9'}]
CVE State: PUBLISHED