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    CVE-2007-1886

    Integer overflow in the str_replace function in PHP 4.4.5 and PHP 5.2.1 allows context-dependent attackers to have an unknown impact via a single character search string in conjunction with a single character replacement string, which causes an "off by one overflow."

    Published:Apr 6, 2007
    Last Modified:Apr 23, 2026
    EPS:Apr 6, 2007
    EPSS Score:0.00845
    CVSS Score:6.8

    Affected Products

    Vendor
    Php
    Product
    Php

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137
    http://secunia.com/advisories/25423
    http://secunia.com/advisories/25850
    http://www.php-security.org/MOPB/MOPB-39-2007.html
    http://www.vupen.com/english/advisories/2007/1991
    http://www.vupen.com/english/advisories/2007/2374
    https://exchange.xforce.ibmcloud.com/vulnerabilities/33768
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137
    http://secunia.com/advisories/25423
    http://secunia.com/advisories/25850
    http://www.php-security.org/MOPB/MOPB-39-2007.html
    http://www.vupen.com/english/advisories/2007/1991
    http://www.vupen.com/english/advisories/2007/2374
    https://exchange.xforce.ibmcloud.com/vulnerabilities/33768

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High