What’s Vulnerable › Vulnerabilities

CVE-2007-1886

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-04-06 · updated 2026-06-16

Description

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."

Affected products

• PHP: 4.4.5, 5.2.1

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

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