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.

CVSS v2.0 3.3 LOW

3.3^/10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:L/AC:M/Au:N/C:N/I:P/A:P

Exploitability : 3.4 / Impact : 4.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://pear.php.net/bugs/bug.php?id=18056	Exploit
http://openwall.com/lists/oss-security/2011/02/28/5
http://openwall.com/lists/oss-security/2011/02/28/12
http://openwall.com/lists/oss-security/2011/03/01/5
http://news.php.net/php.pear.cvs/61264	Patch
http://www.securityfocus.com/bid/46605
http://svn.php.net/viewvc?view=revision&revision=308687	Patch
http://openwall.com/lists/oss-security/2011/03/01/9
http://openwall.com/lists/oss-security/2011/03/01/4
http://secunia.com/advisories/43533	Vendor Advisory
http://pear.php.net/advisory-20110228.txt	Vendor Advisory
http://openwall.com/lists/oss-security/2011/02/28/3
http://security-tracker.debian.org/tracker/CVE-2011-1072
http://openwall.com/lists/oss-security/2011/03/01/8
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=546164
http://openwall.com/lists/oss-security/2011/03/01/7
http://www.redhat.com/support/errata/RHSA-2011-1741.html
http://www.mandriva.com/security/advisories?name=MDVSA-2011:187
https://exchange.xforce.ibmcloud.com/vulnerabilities/65721

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:php:pear:0.11:::::::*
	cpe:2.3:a:php:pear:1.0:::::::*
	cpe:2.3:a:php:pear:1.2:::::::*
	cpe:2.3:a:php:pear:1.2:::::::*
	cpe:2.3:a:php:pear:1.3.6:::::::*
	cpe:2.3:a:php:pear:1.3.5:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:0.90:::::::*
	cpe:2.3:a:php:pear:0.10:::::::*
	cpe:2.3:a:php:pear:0.9:::::::*
	cpe:2.3:a:php:pear:1.2.1:::::::*
	cpe:2.3:a:php:pear:1.4.2:::::::*
	cpe:2.3:a:php:pear:1.0.1:::::::*
	cpe:2.3:a:php:pear:1.0:::::::*
	cpe:2.3:a:php:pear:1.2:::::::*
	cpe:2.3:a:php:pear:1.2:::::::*
	cpe:2.3:a:php:pear:1.3:::::::*
	cpe:2.3:a:php:pear:1.3:::::::*
	cpe:2.3:a:php:pear:1.3:::::::*
	cpe:2.3:a:php:pear:1.3:::::::*
	cpe:2.3:a:php:pear:1.3:::::::*
	cpe:2.3:a:php:pear:1.3.3:::::::*
	cpe:2.3:a:php:pear:1.3.1:::::::*
	cpe:2.3:a:php:pear:0.2.2:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.1:::::::*
	cpe:2.3:a:php:pear:1.3.4:::::::*
	cpe:2.3:a:php:pear:1.3.3.1:::::::*
	cpe:2.3:a:php:pear:1.0:::::::*
	cpe:2.3:a:php:pear:1.0:::::::*
	cpe:2.3:a:php:pear:1.2:::::::*
	cpe:2.3:a:php:pear:1.2:::::::*
	cpe:2.3:a:php:pear:1.5.0:::::::*
	cpe:2.3:a:php:pear:1.3:::::::*
	cpe:2.3:a:php:pear:1.5.1:::::::*
	cpe:2.3:a:php:pear:1.4.0:rc2::::::
	cpe:2.3:a:php:pear:1.4.1:::::::*
	cpe:2.3:a:php:pear::::::::
	cpe:2.3:a:php:pear:1.4.0:rc1::::::
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.4.0:::::::*
	cpe:2.3:a:php:pear:1.6.1:::::::*

Information

Published : 2011-03-02 17:00

Updated : 2020-01-23 06:33

NVD link : CVE-2011-1072

Mitre link : CVE-2011-1072

JSON object : View

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

Products Affected

php

pear

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"tags": [], "refsource": "BID"}, {"url": "http://svn.php.net/viewvc?view=revision&revision=308687", "name": "http://svn.php.net/viewvc?view=revision&revision=308687", "tags": ["Patch"], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2011/03/01/9", "name": "[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack", "tags": [], "refsource": "MLIST"}, {"url": "http://openwall.com/lists/oss-security/2011/03/01/4", "name": "[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack", "tags": [], "refsource": "MLIST"}, {"url": "http://secunia.com/advisories/43533", "name": "43533", "tags": ["Vendor Advisory"], "refsource": "SECUNIA"}, {"url": "http://pear.php.net/advisory-20110228.txt", "name": "http://pear.php.net/advisory-20110228.txt", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2011/02/28/3", "name": "[oss-security] 20110228 CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack", "tags": [], "refsource": "MLIST"}, {"url": "http://security-tracker.debian.org/tracker/CVE-2011-1072", "name": "http://security-tracker.debian.org/tracker/CVE-2011-1072", "tags": [], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2011/03/01/8", "name": "[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack", "tags": [], "refsource": "MLIST"}, {"url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=546164", "name": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=546164", "tags": [], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2011/03/01/7", "name": "[oss-security] 20110301 Re: CVE Request: PEAR Installer 1.9.1 <= - Symlink Attack", "tags": [], "refsource": "MLIST"}, {"url": "http://www.redhat.com/support/errata/RHSA-2011-1741.html", "name": "RHSA-2011:1741", "tags": [], "refsource": "REDHAT"}, {"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:187", "name": "MDVSA-2011:187", "tags": [], "refsource": "MANDRIVA"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65721", "name": "pear-pear-installer-symlink(65721)", "tags": [], "refsource": "XF"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-59"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2011-1072", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 3.3, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "LOW", "impactScore": 4.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2011-03-03T01:00Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:php:pear:0.11:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3.6:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3.5:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:0.90:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:0.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:0.9:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.0.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:0.2.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3.3.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.5.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.5.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:rc2:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.9.1"}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:rc1:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:php:pear:1.6.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-01-23T14:33Z"}

3.3 /10