CVE-2006-0591

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:solar_designer:crypt_blowfish:0.4.7:*:*:*:*:*:*:*", "matchCriteriaId": "DA3C183A-C8DA-4AC2-B708-4EA5CBADC14C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The crypt_gensalt functions for BSDI-style extended DES-based and FreeBSD-sytle MD5-based password hashes in crypt_blowfish 0.4.7 and earlier do not evenly and randomly distribute salts, which makes it easier for attackers to guess passwords from a stolen password file due to the increased number of collisions."}, {"lang": "es", "value": "Las funciones crypt_gensalt de huellas digitales ('hashes') de contrase\u00f1as basadas en DES extendidas con estilo BSDI y basadas en MD5 con estilo FreeBSD en crypt_blowfish 0.4.7 y anteriores no distribuyen las sales equitativamente y aleatoriamente en el espacio de huellas digitales, lo que hace m\u00e1s f\u00e1cil a atacantes averiguar contrase\u00f1as de un fichero de contrase\u00f1as robado debido al n\u00famero de colisiones aumentado."}], "evaluatorComment": "This vulnerability may only be exploited in conjunction with another vulnerability. The password file (normally shadowed) must first be stolen.", "id": "CVE-2006-0591", "lastModified": "2026-06-16T22:20:54.253", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 1.2, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2006-02-08T01:02:00.000", "references": [{"source": "cve@mitre.org", "url": "ftp://patches.sgi.com/support/free/security/advisories/20060602-01-U.asc"}, {"source": "cve@mitre.org", "url": "http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/glibc/crypt_blowfish/crypt_gensalt.c?only_with_tag=CRYPT_BLOWFISH_1_0"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://secunia.com/advisories/18772"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/20232"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/20653"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/20782"}, {"source": "cve@mitre.org", "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-113.htm"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/23005"}, {"source": "cve@mitre.org", "url": "http://www.redhat.com/support/errata/RHSA-2006-0526.html"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/archive/1/424260/100/0/threaded"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2006/0477"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/24590"}, {"source": "cve@mitre.org", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11502"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "ftp://patches.sgi.com/support/free/security/advisories/20060602-01-U.asc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://cvsweb.openwall.com/cgi/cvsweb.cgi/Owl/packages/glibc/crypt_blowfish/crypt_gensalt.c?only_with_tag=CRYPT_BLOWFISH_1_0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://secunia.com/advisories/18772"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/20232"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/20653"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/20782"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.avaya.com/elmodocs2/security/ASA-2006-113.htm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/23005"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2006-0526.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/archive/1/424260/100/0/threaded"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2006/0477"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/24590"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11502"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2006:0526", "cpe": "cpe:/o:redhat:enterprise_linux:3", "package": "rh-postgresql-0:7.3.15-2", "product_name": "Red Hat Enterprise Linux 3", "release_date": "2006-05-23T00:00:00Z"}, {"advisory": "RHSA-2006:0526", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "postgresql-0:7.4.13-2.RHEL4.1", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2006-05-23T00:00:00Z"}], "bugzilla": {"description": "security flaw", "id": "1618012", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1618012"}, "csaw": false, "details": ["The crypt_gensalt functions for BSDI-style extended DES-based and FreeBSD-sytle MD5-based password hashes in crypt_blowfish 0.4.7 and earlier do not evenly and randomly distribute salts, which makes it easier for attackers to guess passwords from a stolen password file due to the increased number of collisions."], "name": "CVE-2006-0591", "public_date": "2006-02-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2006-0591\nhttps://nvd.nist.gov/vuln/detail/CVE-2006-0591"], "threat_severity": "Low"}

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