{"cve":"CVE-2012-2317","nvd":{"published":"2012-08-07T19:55:01.437","modified":"2026-06-16T23:41:20.820","status":"Modified","description":"The Debian php_crypt_revamped.patch patch for PHP 5.3.x, as used in the php5 package before 5.3.3-7+squeeze4 in Debian GNU/Linux squeeze, the php5 package before 5.3.2-1ubuntu4.17 in Ubuntu 10.04 LTS, and the php5 package before 5.3.5-1ubuntu7.10 in Ubuntu 11.04, does not properly handle an empty salt string, which might allow remote attackers to bypass authentication by leveraging an application that relies on the PHP crypt function to choose a salt for password hashing.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=581170","http://www.openwall.com/lists/oss-security/2012/05/04/7","http://www.openwall.com/lists/oss-security/2012/05/05/2","http://www.ubuntu.com/usn/USN-1481-1","http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=581170"],"products":["canonical:php5","canonical:ubuntu_linux","debian:debian_linux","debian:php5-common"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2012-2317","score":0.02456,"percentile":0.84425,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}