In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, password_verify() function may accept some invalid Blowfish hashes as valid. If such invalid hash ever ends up in the password database, it may lead to an application allowing any password for this entry as valid. 

Advisories
Source ID Title
Debian DLA Debian DLA DLA-3345-1 php7.3 security update
Debian DSA Debian DSA DSA-5363-1 php7.4 security update
EUVD EUVD EUVD-2023-12609 In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, password_verify() function may accept some invalid Blowfish hashes as valid. If such invalid hash ever ends up in the password database, it may lead to an application allowing any password for this entry as valid. 
Ubuntu USN Ubuntu USN USN-5902-1 PHP vulnerabilities
Ubuntu USN Ubuntu USN USN-6053-1 PHP vulnerability
Fixes

Solution

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Workaround

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cve-icon MITRE

Status: PUBLISHED

Assigner: php

Published:

Updated: 2024-08-02T05:17:50.104Z

Reserved: 2023-01-29T07:45:55.380Z

Link: CVE-2023-0567

cve-icon Vulnrichment

Updated: 2024-07-31T20:13:47.480Z

cve-icon NVD

Status : Modified

Published: 2023-03-01T08:15:11.530

Modified: 2024-11-21T07:37:24.913

Link: CVE-2023-0567

cve-icon Redhat

Severity : Low

Publid Date: 2023-02-15T00:00:00Z

Links: CVE-2023-0567 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses