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CVE
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CVE-2008-5557Date: (C)2008-12-23   (M)2018-02-19


Heap-based buffer overflow in ext/mbstring/libmbfl/filters/mbfilter_htmlent.c in the mbstring extension in PHP 4.3.0 through 5.2.6 allows context-dependent attackers to execute arbitrary code via a crafted string containing an HTML entity, which is not properly handled during Unicode conversion, related to the (1) mb_convert_encoding, (2) mb_check_encoding, (3) mb_convert_variables, and (4) mb_parse_str functions.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : CVSS Score : 10.0
Exploit Score: Exploit Score: 10.0
Impact Score: Impact Score: 10.0
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: NETWORK
Attack Complexity: Access Complexity: LOW
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: COMPLETE
Scope: Integrity: COMPLETE
Confidentiality: Availability: COMPLETE
Integrity:  
Availability:  
  
Reference:
SECTRACK-1021482
http://archives.neohapsis.com/archives/fulldisclosure/2008-12/0477.html
http://www.securityfocus.com/archive/1/archive/1/501376/100/0/threaded
BID-32948
SECUNIA-34642
SECUNIA-35003
SECUNIA-35074
SECUNIA-35306
SECUNIA-35650
ADV-2009-1297
APPLE-SA-2009-05-12
DSA-1789
FEDORA-2009-3768
FEDORA-2009-3848
HPSBMA02492
HPSBUX02431
HPSBUX02465
MDVSA-2009:045
RHSA-2009:0350
SSRT090085
SSRT090192
SSRT100079
SUSE-SR:2009:004
SUSE-SR:2009:008
TA09-133A
http://bugs.php.net/bug.php?id=45722
http://cvs.php.net/viewvc.cgi/php-src/ext/mbstring/libmbfl/filters/mbfilter_htmlent.c?r1=1.7&r2=1.8
http://support.apple.com/kb/HT3549
http://wiki.rpath.com/Advisories:rPSA-2009-0035
http://www.php.net/ChangeLog-5.php#5.2.7
php-multibyte-bo(47525)

CPE    49
cpe:/a:php:php:5.0.0:rc3
cpe:/a:php:php:5.0.0:rc2
cpe:/a:php:php:5.0.0:rc1
cpe:/a:php:php:5.1.4
...
CWE    1
CWE-119
OVAL    20
oval:org.secpod.oval:def:202111
oval:org.secpod.oval:def:202156
oval:org.secpod.oval:def:102424
oval:org.secpod.oval:def:200332
...

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