p PatchFirst

CVE-2023-0567

CVE-2023-0567 · password_verify() always returns true for some invalid hashes

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 7.7 · High · EPSS 0.9% · Fix available

Published
Updated

Stack: system · php

Affected products and versions

  • php

    Versions
    • ≥ 8.0.*, < 8.0.28: Affected (semver)
    • ≥ 8.1.*, < 8.1.16: Affected (semver)
    • ≥ 8.2.*, < 8.2.3: Affected (semver)

    Update to 8.0.28; Update to 8.1.16; Update to 8.2.3

  • php8.2 Debian:12

    Affected ranges
    • ECOSYSTEM: < 8.2.4-1

    Update to 8.2.4-1

  • php5 Ubuntu:Pro:14.04:LTS

    Versions
    • 5.5.3+dfsg-1ubuntu2
    • 5.5.3+dfsg-1ubuntu3
    • 5.5.6+dfsg-1ubuntu1
    • 5.5.6+dfsg-1ubuntu2
    • 5.5.8+dfsg-2ubuntu1
    • 5.5.9+dfsg-1ubuntu1
    • 5.5.9+dfsg-1ubuntu2
    • 5.5.9+dfsg-1ubuntu3
    • 5.5.9+dfsg-1ubuntu4
    • 5.5.9+dfsg-1ubuntu4.1
    • 5.5.9+dfsg-1ubuntu4.2
    • 5.5.9+dfsg-1ubuntu4.3
    • 5.5.9+dfsg-1ubuntu4.4
    • 5.5.9+dfsg-1ubuntu4.5
    • 5.5.9+dfsg-1ubuntu4.6
    • 5.5.9+dfsg-1ubuntu4.7
    • 5.5.9+dfsg-1ubuntu4.9
    • 5.5.9+dfsg-1ubuntu4.11
    • 5.5.9+dfsg-1ubuntu4.12
    • 5.5.9+dfsg-1ubuntu4.13
    • 5.5.9+dfsg-1ubuntu4.14
    • 5.5.9+dfsg-1ubuntu4.16
    • 5.5.9+dfsg-1ubuntu4.17
    • 5.5.9+dfsg-1ubuntu4.19
    • 5.5.9+dfsg-1ubuntu4.20
    • 5.5.9+dfsg-1ubuntu4.21
    • 5.5.9+dfsg-1ubuntu4.22
    • 5.5.9+dfsg-1ubuntu4.23
    • 5.5.9+dfsg-1ubuntu4.24
    • 5.5.9+dfsg-1ubuntu4.25
    • 5.5.9+dfsg-1ubuntu4.26
    • 5.5.9+dfsg-1ubuntu4.27
    • 5.5.9+dfsg-1ubuntu4.29
    • 5.5.9+dfsg-1ubuntu4.29+esm1
    • 5.5.9+dfsg-1ubuntu4.29+esm2
    • 5.5.9+dfsg-1ubuntu4.29+esm3
    • 5.5.9+dfsg-1ubuntu4.29+esm4
    • 5.5.9+dfsg-1ubuntu4.29+esm5
    • 5.5.9+dfsg-1ubuntu4.29+esm6
    • 5.5.9+dfsg-1ubuntu4.29+esm8
    • 5.5.9+dfsg-1ubuntu4.29+esm10
    • 5.5.9+dfsg-1ubuntu4.29+esm11
    • 5.5.9+dfsg-1ubuntu4.29+esm12
    • 5.5.9+dfsg-1ubuntu4.29+esm13
    • 5.5.9+dfsg-1ubuntu4.29+esm14
    • 5.5.9+dfsg-1ubuntu4.29+esm15
    • 5.5.9+dfsg-1ubuntu4.29+esm16
    • 5.5.9+dfsg-1ubuntu4.29+esm17
    • 5.5.9+dfsg-1ubuntu4.29+esm18
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • php7.0 Ubuntu:Pro:16.04:LTS

    Versions
    • 7.0.1-5
    • 7.0.1-6
    • 7.0.2-1
    • 7.0.2-3
    • 7.0.2-4
    • 7.0.2-5
    • 7.0.3-2
    • 7.0.3-3
    • 7.0.3-9ubuntu1
    • 7.0.4-5ubuntu1
    • 7.0.4-5ubuntu2
    • 7.0.4-7ubuntu1
    • 7.0.4-7ubuntu2
    • 7.0.4-7ubuntu2.1
    • 7.0.8-0ubuntu0.16.04.1
    • 7.0.8-0ubuntu0.16.04.2
    • 7.0.8-0ubuntu0.16.04.3
    • 7.0.13-0ubuntu0.16.04.1
    • 7.0.15-0ubuntu0.16.04.1
    • 7.0.15-0ubuntu0.16.04.2
    • 7.0.15-0ubuntu0.16.04.4
    • 7.0.18-0ubuntu0.16.04.1
    • 7.0.22-0ubuntu0.16.04.1
    • 7.0.25-0ubuntu0.16.04.1
    • 7.0.28-0ubuntu0.16.04.1
    • 7.0.30-0ubuntu0.16.04.1
    • 7.0.32-0ubuntu0.16.04.1
    • 7.0.33-0ubuntu0.16.04.1
    • 7.0.33-0ubuntu0.16.04.2
    • 7.0.33-0ubuntu0.16.04.3
    • 7.0.33-0ubuntu0.16.04.4
    • 7.0.33-0ubuntu0.16.04.5
    • 7.0.33-0ubuntu0.16.04.6
    • 7.0.33-0ubuntu0.16.04.7
    • 7.0.33-0ubuntu0.16.04.9
    • 7.0.33-0ubuntu0.16.04.11
    • 7.0.33-0ubuntu0.16.04.12
    • 7.0.33-0ubuntu0.16.04.14
    • 7.0.33-0ubuntu0.16.04.15
    • 7.0.33-0ubuntu0.16.04.16
    • 7.0.33-0ubuntu0.16.04.16+esm1
    • 7.0.33-0ubuntu0.16.04.16+esm2
    • 7.0.33-0ubuntu0.16.04.16+esm3
    • 7.0.33-0ubuntu0.16.04.16+esm4
    • 7.0.33-0ubuntu0.16.04.16+esm5
    Affected ranges
    • ECOSYSTEM: < 7.0.33-0ubuntu0.16.04.16+esm6

    Update to 7.0.33-0ubuntu0.16.04.16+esm6

  • php7.2 Ubuntu:18.04:LTS

    Versions
    • 7.2.1-1ubuntu2
    • 7.2.2-1ubuntu1
    • 7.2.2-1ubuntu2
    • 7.2.3-1ubuntu1
    • 7.2.5-0ubuntu0.18.04.1
    • 7.2.7-0ubuntu0.18.04.1
    • 7.2.7-0ubuntu0.18.04.2
    • 7.2.10-0ubuntu0.18.04.1
    • 7.2.15-0ubuntu0.18.04.1
    • 7.2.15-0ubuntu0.18.04.2
    • 7.2.17-0ubuntu0.18.04.1
    • 7.2.19-0ubuntu0.18.04.1
    • 7.2.19-0ubuntu0.18.04.2
    • 7.2.24-0ubuntu0.18.04.1
    • 7.2.24-0ubuntu0.18.04.2
    • 7.2.24-0ubuntu0.18.04.3
    • 7.2.24-0ubuntu0.18.04.4
    • 7.2.24-0ubuntu0.18.04.6
    • 7.2.24-0ubuntu0.18.04.7
    • 7.2.24-0ubuntu0.18.04.8
    • 7.2.24-0ubuntu0.18.04.9
    • 7.2.24-0ubuntu0.18.04.10
    • 7.2.24-0ubuntu0.18.04.11
    • 7.2.24-0ubuntu0.18.04.12
    • 7.2.24-0ubuntu0.18.04.13
    • 7.2.24-0ubuntu0.18.04.15
    • 7.2.24-0ubuntu0.18.04.16
    Affected ranges
    • ECOSYSTEM: < 7.2.24-0ubuntu0.18.04.17

    Update to 7.2.24-0ubuntu0.18.04.17

  • php7.4 Ubuntu:20.04:LTS

    Versions
    • 7.4.3-4build1
    • 7.4.3-4build2
    • 7.4.3-4ubuntu1
    • 7.4.3-4ubuntu1.1
    • 7.4.3-4ubuntu2.2
    • 7.4.3-4ubuntu2.4
    • 7.4.3-4ubuntu2.5
    • 7.4.3-4ubuntu2.6
    • 7.4.3-4ubuntu2.7
    • 7.4.3-4ubuntu2.8
    • 7.4.3-4ubuntu2.9
    • 7.4.3-4ubuntu2.10
    • 7.4.3-4ubuntu2.11
    • 7.4.3-4ubuntu2.12
    • 7.4.3-4ubuntu2.13
    • 7.4.3-4ubuntu2.15
    • 7.4.3-4ubuntu2.16
    • 7.4.3-4ubuntu2.17
    Affected ranges
    • ECOSYSTEM: < 7.4.3-4ubuntu2.18

    Update to 7.4.3-4ubuntu2.18

  • php8.1 Ubuntu:22.04:LTS

    Versions
    • 8.1.0~rc4-1ubuntu2
    • 8.1.0-1
    • 8.1.2-1ubuntu1
    • 8.1.2-1ubuntu2
    • 8.1.2-1ubuntu2.1
    • 8.1.2-1ubuntu2.2
    • 8.1.2-1ubuntu2.3
    • 8.1.2-1ubuntu2.4
    • 8.1.2-1ubuntu2.5
    • 8.1.2-1ubuntu2.6
    • 8.1.2-1ubuntu2.8
    • 8.1.2-1ubuntu2.9
    • 8.1.2-1ubuntu2.10
    Affected ranges
    • ECOSYSTEM: < 8.1.2-1ubuntu2.11

    Update to 8.1.2-1ubuntu2.11

Original sources

Check your server →