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/[email protected]/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/
https://lists.fedoraproject.org/archives/list/[email protected]/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

04 Nov 2025, 18:16

Type	Values Removed	Values Added
References		() https://lists.fedoraproject.org/archives/list/[email protected]/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/ - () https://lists.fedoraproject.org/archives/list/[email protected]/message/ZGWIK3HMBACERGB4TSBB2JUOMPYY2VKY/ -

Information

Published : 2024-04-29 04:15

Updated : 2025-11-04 18:16

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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