Home/CVE/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(
CVE

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(

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.

MEDIUM · CVSS 6.5 EPSS 0.01069
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

4
php>= 8.1.0 and < 8.1.28
php>= 8.2.0 and < 8.2.18
php>= 8.3.0 and < 8.3.5
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · GHSA-h746-cjrr-wfmrgithub.com
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@php.net
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Apr 2024 · 04:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

13
rhsaRHSA-2025:7315Moderate
rhsaRHSA-2024:10950Low
rhsaRHSA-2024:10951Low
rhsaRHSA-2024:10952Low
rhsaRHSA-2024:10949Low
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2024/04/12/11Mailing List
https://lists.debian.org/debian-lts-announce/2024/05/msg00005.htmlMailing List
https://security.netapp.com/advisory/ntap-20240510-0010/Third Party Advisory
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/
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