CVE-2011-4885
Public exploit
PHP before 5.3.9 computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
Max CVSS
5.0
EPSS Score
87.47%
Published
2011-12-30
Updated
2018-01-09
PHP before 5.3.7 does not properly implement the error_log function, which allows context-dependent attackers to cause a denial of service (application crash) via unspecified vectors.
Max CVSS
5.0
EPSS Score
0.96%
Published
2011-08-25
Updated
2017-08-29
PHP before 5.3.7 does not properly check the return values of the malloc, calloc, and realloc library functions, which allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) or trigger a buffer overflow by leveraging the ability to provide an arbitrary value for a function argument, related to (1) ext/curl/interface.c, (2) ext/date/lib/parse_date.c, (3) ext/date/lib/parse_iso_intervals.c, (4) ext/date/lib/parse_tz.c, (5) ext/date/lib/timelib.c, (6) ext/pdo_odbc/pdo_odbc.c, (7) ext/reflection/php_reflection.c, (8) ext/soap/php_sdl.c, (9) ext/xmlrpc/libxmlrpc/base64.c, (10) TSRM/tsrm_win32.c, and (11) the strtotime function.
Max CVSS
5.0
EPSS Score
1.88%
Published
2011-08-25
Updated
2017-08-29
Integer signedness error in zip_stream.c in the Zip extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (CPU consumption) via a malformed archive file that triggers errors in zip_fread function calls.
Max CVSS
4.3
EPSS Score
3.03%
Published
2011-03-20
Updated
2023-01-19
The Zip extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (application crash) via a ziparchive stream that is not properly handled by the stream_get_contents function.
Max CVSS
4.3
EPSS Score
1.91%
Published
2011-03-20
Updated
2018-10-30
Unspecified vulnerability in the Streams component in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (application crash) by accessing an ftp:// URL during use of an HTTP proxy with the FTP wrapper.
Max CVSS
4.3
EPSS Score
1.53%
Published
2011-03-20
Updated
2018-10-30
Multiple memory leaks in the OpenSSL extension in PHP before 5.3.6 might allow remote attackers to cause a denial of service (memory consumption) via (1) plaintext data to the openssl_encrypt function or (2) ciphertext data to the openssl_decrypt function.
Max CVSS
4.3
EPSS Score
13.00%
Published
2011-03-20
Updated
2018-10-30
Unspecified vulnerability in the NumberFormatter::setSymbol (aka numfmt_set_symbol) function in the Intl extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (application crash) via an invalid argument, a related issue to CVE-2010-4409.
Max CVSS
5.0
EPSS Score
1.48%
Published
2011-03-20
Updated
2018-10-30
Integer overflow in the SdnToJulian function in the Calendar extension in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (application crash) via a large integer in the first argument to the cal_from_jd function.
Max CVSS
5.0
EPSS Score
2.15%
Published
2011-03-20
Updated
2018-10-30
Buffer overflow in the strval function in PHP before 5.3.6, when the precision configuration option has a large value, might allow context-dependent attackers to cause a denial of service (application crash) via a small numerical value in the argument.
Max CVSS
4.3
EPSS Score
2.23%
Published
2011-03-20
Updated
2018-10-30
Multiple format string vulnerabilities in phar_object.c in the phar extension in PHP 5.3.5 and earlier allow context-dependent attackers to obtain sensitive information from process memory, cause a denial of service (memory corruption), or possibly execute arbitrary code via format string specifiers in an argument to a class method, leading to an incorrect zend_throw_exception_ex call.
Max CVSS
7.5
EPSS Score
1.78%
Published
2011-03-16
Updated
2017-08-17
Use-after-free vulnerability in the substr_replace function in PHP 5.3.6 and earlier allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact by using the same variable for multiple arguments.
Max CVSS
7.5
EPSS Score
1.58%
Published
2011-03-18
Updated
2018-10-30
Integer overflow in ext/shmop/shmop.c in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (crash) and possibly read sensitive memory via a large third argument to the shmop_read function.
Max CVSS
7.5
EPSS Score
2.76%
Published
2011-03-15
Updated
2018-10-30
Race condition in the PCNTL extension in PHP before 5.3.4, when a user-defined signal handler exists, might allow context-dependent attackers to cause a denial of service (memory corruption) via a large number of concurrent signals.
Max CVSS
4.3
EPSS Score
0.35%
Published
2011-02-02
Updated
2018-10-30
exif.c in the Exif extension in PHP before 5.3.6 on 64-bit platforms performs an incorrect cast, which allows remote attackers to cause a denial of service (application crash) via an image with a crafted Image File Directory (IFD) that triggers a buffer over-read.
Max CVSS
4.3
EPSS Score
6.57%
Published
2011-03-20
Updated
2018-10-30
The _zip_name_locate function in zip_name_locate.c in the Zip extension in PHP before 5.3.6 does not properly handle a ZIPARCHIVE::FL_UNCHANGED argument, which might allow context-dependent attackers to cause a denial of service (NULL pointer dereference) via an empty ZIP archive that is processed with a (1) locateName or (2) statName operation.
Max CVSS
4.3
EPSS Score
3.04%
Published
2011-03-20
Updated
2018-10-30
Use-after-free vulnerability in the Zend engine in PHP before 5.2.15 and 5.3.x before 5.3.4 might allow context-dependent attackers to cause a denial of service (heap memory corruption) or have unspecified other impact via vectors related to use of __set, __get, __isset, and __unset methods on objects accessed by a reference.
Max CVSS
6.8
EPSS Score
0.87%
Published
2011-01-18
Updated
2018-10-30
17 vulnerabilities found