CVE-2023-0567: password_verify() always returns true for some invalid hashes
First published: Tue Feb 14 2023(Updated: )
<a href="https://access.redhat.com/security/cve/CVE-2023-0567">CVE-2023-0567</a>[0]: PHP: Password_verify() always return true with some hash [0] <a href="https://security-tracker.debian.org/tracker/CVE-2023-0567">https://security-tracker.debian.org/tracker/CVE-2023-0567</a> <a href="https://www.cve.org/CVERecord?id=CVE-2023-0567">https://www.cve.org/CVERecord?id=CVE-2023-0567</a> <a href="https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4">https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4</a>
Credit: security@php.net security@php.net security@php.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/php7.4 | 7.4.33-1+deb11u5 7.4.33-1+deb11u7 | |
| debian/php8.2 | 8.2.26-1~deb12u1 8.2.27-1 | |
| PHP | >=8.0.0<8.0.28 | |
| PHP | >=8.1.0<8.1.16 | |
| PHP | >=8.2.0<8.2.3 | |
| PHP | <8.2.3 | 8.2.3 |
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Reference Links
- https://bugs.php.net/bug.php?id=81744
- https://github.com/php/php-src/security/advisories/GHSA-7fj2-8x79-rjf4
- https://launchpad.net/bugs/cve/CVE-2023-0567
- https://www.php.net/ChangeLog-8.php#8.2.3 (Advisory)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0567
- https://nvd.nist.gov/vuln/detail/CVE-2023-0567
- https://security-tracker.debian.org/tracker/CVE-2023-0567
- https://ubuntu.com/security/CVE-2023-0567
- https://security.netapp.com/advisory/ntap-20230331-0008/
- https://github.com/php/php-src/commit/c840f71524067aa474c00c3eacfb83bd860bfc8a
- https://github.com/php/php-src/commit/a92acbad873a05470af1a47cb785a18eadd827b5
- https://access.redhat.com/security/cve/CVE-2023-0567
- https://www.cve.org/CVERecord?id=CVE-2023-0567
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2170775
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2170776
- https://access.redhat.com/errata/RHSA-2023:5926
- https://access.redhat.com/errata/RHSA-2023:5927
- https://access.redhat.com/errata/RHSA-2024:0387
- https://access.redhat.com/errata/RHSA-2024:10952
- https://bugzilla.redhat.com/show_bug.cgi?id=2170771
Frequently Asked Questions
What is the vulnerability ID for this bug?
The vulnerability ID for this bug is CVE-2023-0567.
What is the title of this bug?
The title of this bug is Fixed bug (Password_verify() always return true with some hash).
What is the affected software?
The affected software is PHP 8.2.3.
How severe is this vulnerability?
The severity of this vulnerability is not mentioned.
How can I fix this vulnerability?
The vulnerability can be fixed by updating PHP to version 8.2.3.
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