CVE-2023-0567

7.7 HIGH
Published: March 01, 2023 Modified: February 25, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://bugs.php.net/bug.php?id=81744
Source: security@php.net
Vendor Advisory
https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4
Source: security@php.net
Exploit Vendor Advisory
https://bugs.php.net/bug.php?id=81744
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Vendor Advisory
https://security.netapp.com/advisory/ntap-20230331-0008/
Source: af854a3a-2127-422b-91ae-364da2661108

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.7 / 10.0
EPSS (Exploit Probability)
0.1%
18th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

php