zend_hash_del_key_or_index in zend_hash.c in PHP before 4.4.3 and 5.x before 5.1.3 can cause zend_hash_del to delete the wrong element,…

Description

zend_hash_del_key_or_index in zend_hash.c in PHP before 4.4.3 and 5.x before 5.1.3 can cause zend_hash_del to delete the wrong element, which prevents a variable from being unset even when the PHP unset function is called, which might cause the variable's value to be used in security-relevant operations.

Scores

EPSS (exploitation in 30 days)

4.1% · top 9.1% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (35)

• 21723 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://issues.rpath.com/browse/RPL-683 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 21252 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 21202 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://cvs.php.net/viewcvs.cgi/Zend/zend_hash.c?hideattic=0&view=log (opens in a new tab)x_refsource_CONFIRMx_transferred
• TLSA-2006-38 (opens in a new tab)vendor-advisoryx_refsource_TURBOx_transferred
• http://cvs.php.net/viewcvs.cgi/Zend/zend_hash.c?hideattic=0&r1=1.87.4.8.2.1&r2=1.87.4.8.2.2 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-1206 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 21050 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• SUSE-SA:2006:031 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 20060806 PHP: Zend_Hash_Del_Key_Or_Index Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 26466 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• 22713 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2006:0568 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 21135 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.php.net/release_5_1_3.php (opens in a new tab)x_refsource_CONFIRMx_transferred
• 20061005 rPSA-2006-0182-1 php php-mysql php-pgsql (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 1016649 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• RHSA-2006:0549 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 22225 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• MDKSA-2006:122 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• 21125 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 19927 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 25255 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• php-zendhashdel-unspecified(27396) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 1016306 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 21031 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2006:0567 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• oval:org.mitre.oval:def:10118 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• http://www.hardened-php.net/hphp/zend_hash_del_key_or_index_vulnerability.html (opens in a new tab)x_refsource_MISCx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2006-175.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-320-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 20060806 PHP: Zend_Hash_Del_Key_Or_Index Vulnerability (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
• SUSE-SA:2006:034 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 17843 (opens in a new tab)vdb-entryx_refsource_BIDx_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-2006-3017](https://trackcve.app/badge/CVE-2006-3017.svg)](https://trackcve.app/cve/CVE-2006-3017)

Record last updated 7 Aug 2024, 18:16 UTC.