Off-by-one error in the str_ireplace function in PHP 5.2.1 might allow context-dependent attackers to cause a denial of service (crash).

Description

Off-by-one error in the str_ireplace function in PHP 5.2.1 might allow context-dependent attackers to cause a denial of service (crash).

Scores

EPSS (exploitation in 30 days)

5.5% · top 7.2% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (10)

• 24606 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20070209 PHP 5.2.1 crash bug (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 33952 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• [php-dev] 20070209 PHP 5.2.1 crashing Apache/IIS... (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 24514 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• GLSA-200703-21 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• SUSE-SA:2007:020 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 22505 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [php-dev] 20070210 Re: PHP 5.2.1 crashing Apache/IIS... (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• http://cvs.php.net/viewvc.cgi/php-src/ext/standard/string.c?r1=1.445.2.14.2.36&r2=1.445.2.14.2.37 (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2007-0911](https://trackcve.app/badge/CVE-2007-0911.svg)](https://trackcve.app/cve/CVE-2007-0911)

Record last updated 7 Aug 2024, 12:34 UTC.