CVE-2024-3096

In PHP version 8.1.* before 8.1.28, 8.2.* before 8.2.18, 8.3.* before 8.3.5, if a password stored with password_hash() starts with a null byte (\x00), testing a blank string as the password via password_verify() will incorrectly return true.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2024/04/12/11	Mailing List
https://github.com/php/php-src/security/advisories/GHSA-h746-cjrr-wfmr	Exploit Vendor Advisory
https://lists.debian.org/debian-lts-announce/2024/05/msg00005.html	Mailing List
https://security.netapp.com/advisory/ntap-20240510-0010/	Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/12/11	Mailing List
https://github.com/php/php-src/security/advisories/GHSA-h746-cjrr-wfmr	Exploit Vendor Advisory
https://lists.debian.org/debian-lts-announce/2024/05/msg00005.html	Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZGWIK3HMBACERGB4TSBB2JUOMPYY2VKY/
https://security.netapp.com/advisory/ntap-20240510-0010/	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:php:php::::::::
	cpe:2.3:a:php:php::::::::
	cpe:2.3:a:php:php::::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-04-29 04:15

Updated : 2026-06-17 07:43

NVD link : CVE-2024-3096

Mitre link : CVE-2024-3096

CVE.ORG link : CVE-2024-3096

JSON object : View

Products Affected

php

php

debian

debian_linux

CWE

CWE-20

Improper Input Validation

NVD-CWE-noinfo

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"8.1.28", "versionType": "semver"}, {"status": "affected", "version": "8.2.*", "lessThan": "8.2.18", "versionType": "semver"}, {"status": "affected", "version": "8.3.*", "lessThan": "8.3.5", "versionType": "semver"}], "defaultStatus": "affected"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "affectedData": [{"cpes": ["cpe:2.3:a:php_group:php:8.1.0:*:*:*:*:*:*:*"], "vendor": "php_group", "product": "php", "versions": [{"status": "affected", "version": "8.1.0"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:a:php_group:php:8.2.0:*:*:*:*:*:*:*"], "vendor": "php_group", "product": "php", "versions": [{"status": "affected", "version": "8.2.0"}], "defaultStatus": "unknown"}, {"cpes": ["cpe:2.3:a:php_group:php:8.3.0:*:*:*:*:*:*:*"], "vendor": "php_group", "product": "php", "versions": [{"status": "affected", "version": "8.3.0"}], "defaultStatus": "unknown"}]}], "published": "2024-04-29T04:15:08.350", "references": [{"url": "http://www.openwall.com/lists/oss-security/2024/04/12/11", "tags": ["Mailing List"], "source": "security@php.net"}, {"url": "https://github.com/php/php-src/security/advisories/GHSA-h746-cjrr-wfmr", "tags": ["Exploit", "Vendor Advisory"], "source": "security@php.net"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00005.html", "tags": ["Mailing List"], "source": "security@php.net"}, {"url": "https://security.netapp.com/advisory/ntap-20240510-0010/", "tags": ["Third Party Advisory"], "source": "security@php.net"}, {"url": "http://www.openwall.com/lists/oss-security/2024/04/12/11", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/php/php-src/security/advisories/GHSA-h746-cjrr-wfmr", "tags": ["Exploit", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00005.html", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZGWIK3HMBACERGB4TSBB2JUOMPYY2VKY/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20240510-0010/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "security@php.net", "description": [{"lang": "en", "value": "CWE-20"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In PHP\u00a0 version 8.1.* before 8.1.28, 8.2.* before 8.2.18, 8.3.* before 8.3.5, if\u00a0a password stored with password_hash() starts with a null byte (\\x00), testing a blank string as the password via password_verify() will incorrectly return true."}, {"lang": "es", "value": "En la versi\u00f3n PHP 8.1.* anterior a 8.1.28, 8.2.* anterior a 8.2.18, 8.3.* anterior a 8.3.5, si una contrase\u00f1a almacenada con contrase\u00f1a_hash() comienza con un byte nulo (\\x00), se prueba una cadena en blanco como la contrase\u00f1a a trav\u00e9s de contrase\u00f1a_verify() devolver\u00e1 verdadero incorrectamente."}], "lastModified": "2026-06-17T07:43:18.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A888D1BE-9D93-4707-AA45-61EF1DB5488C", "versionEndExcluding": "8.1.28", "versionStartIncluding": "8.1.0"}, {"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6AC1B000-D5C4-49E9-8EFE-8C5C8FF50AF2", "versionEndExcluding": "8.2.18", "versionStartIncluding": "8.2.0"}, {"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BE619987-797E-493B-B089-2E1CADDA9C47", "versionEndExcluding": "8.3.5", "versionStartIncluding": "8.3.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}], "operator": "OR"}]}], "sourceIdentifier": "security@php.net"}