CVE-2007-1886: Integer Overflow
First published: Fri Apr 06 2007(Updated: )
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."
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| PHP | =4.4.5 | |
| PHP | =5.2.1 |
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Reference Links
- http://www.php-security.org/MOPB/MOPB-39-2007.html
- http://secunia.com/advisories/25423
- http://secunia.com/advisories/25850
- http://www.vupen.com/english/advisories/2007/1991
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137
- http://www.vupen.com/english/advisories/2007/2374
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33768
Frequently Asked Questions
What is the severity of CVE-2007-1886?
CVE-2007-1886 is considered a medium severity vulnerability due to the potential for integer overflow leading to possible unauthorized actions.
How do I fix CVE-2007-1886?
To fix CVE-2007-1886, you should upgrade PHP to version 4.4.6 or later, or to version 5.2.2 or later.
What versions of PHP are affected by CVE-2007-1886?
CVE-2007-1886 specifically affects PHP versions 4.4.5 and 5.2.1.
What impact does CVE-2007-1886 have on my application?
CVE-2007-1886 can lead to unexpected behaviors or vulnerabilities in applications relying on the str_replace function, potentially allowing context-dependent attackers to exploit the overflow.
Is CVE-2007-1886 a common vulnerability?
CVE-2007-1886 is somewhat common due to the continued usage of the affected PHP versions in legacy applications.
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