CVE•Published 2023-03-01•Modified 2026-07-19•0 articles on news•5 live references•NVD data

CVE-2023-0567Php · Php

Vulnerability data via NVD (ingested)

CVSS v3.1

7.7

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS percentile

Exploit Prediction Scoring System · top 43% of all CVEs

Weaknesses (CWE)

CWE-916Use of Password Hash With Insufficient Computational Effort

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.

Timeline

Published 2023-03-01

Modified 2026-07-19

External references

NVD MITRE Exploit-DB trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag22,168 hosts

vuln:CVE-2023-0567

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Php Php"

All exposed Php Php instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Php"

HTTP body or banner mentions "Php" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2023-0567