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Vulnerability Details : CVE-2007-0988

The zend_hash_init function in PHP 5 before 5.2.1 and PHP 4 before 4.4.5, when running on a 64-bit platform, allows context-dependent attackers to cause a denial of service (infinite loop) by unserializing certain integer expressions, which only cause 32-bit arguments to be used after the check for a negative value, as demonstrated by an "a:2147483649:{" argument.
Publish Date : 2007-02-20 Last Update Date : 2018-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceOverflow
CWE ID 119

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2007-02-14 2007-02-14
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2007-0988 unix
ELSA-2007:0082: php security update (Important) oval:org.mitre.oval:def:22487 unix
RHSA-2007:0076: php security update (Important) oval:com.redhat.rhsa:def:20070076 unix
RHSA-2007:0082: php security update (Important) oval:com.redhat.rhsa:def:20070082 unix
The zend_hash_init function in PHP 5 before 5.2.1 and PHP 4 before 4.4.5, when running on a 64-bit platform, allows cont... oval:org.mitre.oval:def:11092 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2007-0988

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 5.10 Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 6.06 ~~lts~~~ Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 6.10 Version Details Vulnerabilities
4 Application PHP PHP 4.0 Version Details Vulnerabilities
5 Application PHP PHP 4.0 RC1 Version Details Vulnerabilities
6 Application PHP PHP 4.0 Beta1 Version Details Vulnerabilities
7 Application PHP PHP 4.0 RC2 Version Details Vulnerabilities
8 Application PHP PHP 4.0 Beta2 Version Details Vulnerabilities
9 Application PHP PHP 4.0 Beta3 Version Details Vulnerabilities
10 Application PHP PHP 4.0 Beta4 Version Details Vulnerabilities
11 Application PHP PHP 4.0 Beta 4 Patch1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 3

- References For CVE-2007-0988 CONFIRM
XF php-zendhashinit-dos(32709)
VUPEN ADV-2007-2374
VUPEN ADV-2007-1991
BUGTRAQ 20070227 rPSA-2007-0043-1 php php-mysql php-pgsql
TRUSTIX 2007-0009
SECTRACK 1017671
REDHAT RHSA-2007:0082
REDHAT RHSA-2007:0088
OPENPKG OpenPKG-SA-2007.010
REDHAT RHSA-2007:0081
REDHAT RHSA-2007:0089
GENTOO GLSA-200703-21
SUSE SUSE-SA:2007:032
REDHAT RHSA-2007:0076
SGI 20070201-01-P

- Metasploit Modules Related To CVE-2007-0988

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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