Release Date: | 2014-12-17 | |
Impact: | Low | What is this? |
sapi/cgi/cgi_main.c in the CGI component in PHP through 5.4.36, 5.5.xthrough 5.5.20, and 5.6.x through 5.6.4, when mmap is used to read a .php file, does not properly consider the mapping's length during processing of an invalid file that begins with a # character and lacks a newline character, which causes an out-of-bounds read and might (1) allow remote attackers to obtain sensitive information from php-cgi process memory by leveraging the ability to upload a .php file or (2) trigger unexpected code execution if a valid PHP script is present in memory locations adjacent to the mapping.
See more information about CVE-2014-9427 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
Base Score: | 2.1 |
Vector String: | AV:L/AC:L/Au:N/C:N/I:N/A:P |
Version: | 2.0 |
Attack Vector: | Local |
Attack Complexity: | Low |
Authentication: | None |
Confidentiality Impact: | None |
Integrity Impact: | None |
Availability Impact: | Partial |
Platform | Errata | Release Date |
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