National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2010-2094 Detail

Current Description

Multiple format string vulnerabilities in the phar extension in PHP 5.3 before 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) and possibly execute arbitrary code via a crafted phar:// URI that is not properly handled by the (1) phar_stream_flush, (2) phar_wrapper_unlink, (3) phar_parse_url, or (4) phar_wrapper_open_url functions in ext/phar/stream.c; and the (5) phar_wrapper_open_dir function in ext/phar/dirstream.c, which triggers errors in the php_stream_wrapper_log_error function.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00000.html
http://php-security.org/2010/05/14/mops-2010-024-php-phar_stream_flush-format-string-vulnerability/index.html Exploit
http://php-security.org/2010/05/14/mops-2010-025-php-phar_wrapper_open_dir-format-string-vulnerability/index.html Exploit
http://php-security.org/2010/05/14/mops-2010-026-php-phar_wrapper_unlink-format-string-vulnerability/index.html Exploit
http://php-security.org/2010/05/14/mops-2010-027-php-phar_parse_url-format-string-vulnerabilities/index.html Exploit
http://php-security.org/2010/05/14/mops-2010-028-php-phar_wrapper_open_url-format-string-vulnerabilities/index.html Exploit
http://www.mandriva.com/security/advisories?name=MDVSA-2011:004
http://www.vupen.com/english/advisories/2011/0068

Technical Details

Vulnerability Type (View All)

  • Format String Vulnerability (CWE-134)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-2094
NVD Published Date:
05/27/2010
NVD Last Modified:
01/26/2011