{"id":"CVE-2008-5659","aliases":["EUVD-2008-5630","GHSA-h5cf-h82c-8jhv"],"status":"published","title":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed...","description":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed based on the system time, which makes it easier for context-dependent attackers to conduct brute force attacks against cryptographic routines that use this class for randomness, as demonstrated against DSA private keys.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.03346,"percentile":0.88745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-310"],"published":"2008-12-17T20:00:00Z","modified":"2026-06-16T23:00:44Z","exploits":[{"source":"exploitdb","id":"EDB-32673","title":"GNU Classpath 0.97.2 - 'gnu.java.security.util.PRNG' Class Entropy (1)","type":"remote","platform":"multiple","date":"2008-12-05","verified":true,"url":"https://www.exploit-db.com/exploits/32673"},{"source":"exploitdb","id":"EDB-32674","title":"GNU Classpath 0.97.2 - 'gnu.java.security.util.PRNG' Class Entropy (2)","type":"remote","platform":"multiple","date":"2008-12-05","verified":true,"url":"https://www.exploit-db.com/exploits/32674"}],"products":[{"vendor":"gnu","product":"classpath"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/47574","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38417","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2008/12/06/2","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-5659"},{"url":"https://github.com/advisories/GHSA-h5cf-h82c-8jhv"}],"sources":{"cve":[{"id":"CVE-2008-5659","description":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed based on the system time, which makes it easier for context-dependent attackers to conduct brute force attacks against cryptographic routines that use this class for randomness, as demonstrated against DSA private keys.","status":"published","published":"2008-12-17T20:00:00Z","modified":"2024-08-07T11:04:43.494Z","updated_at":"2026-11-02T14:34:44.297409Z"}],"euvd":[{"id":"EUVD-2008-5630","description":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed based on the system time, which makes it easier for context-dependent attackers to conduct brute force attacks against cryptographic routines that use this class for randomness, as demonstrated against DSA private keys.","status":"published","published":"2008-12-17T20:00:00Z","modified":"2024-08-07T11:04:43Z","updated_at":"2026-11-03T01:38:42.372366Z"}],"ghsa":[{"id":"GHSA-h5cf-h82c-8jhv","title":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed...","description":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed based on the system time, which makes it easier for context-dependent attackers to conduct brute force attacks against cryptographic routines that use this class for randomness, as demonstrated against DSA private keys.","status":"published","published":"2022-05-17T02:17:21Z","modified":"2023-01-27T05:04:11Z","updated_at":"2026-11-02T14:42:24.641814Z"}],"nvd":[{"id":"CVE-2008-5659","description":"The gnu.java.security.util.PRNG class in GNU Classpath 0.97.2 and earlier uses a predictable seed based on the system time, which makes it easier for context-dependent attackers to conduct brute force attacks against cryptographic routines that use this class for randomness, as demonstrated against DSA private keys.","status":"published","published":"2008-12-17T20:30:01.03Z","modified":"2026-06-16T23:00:44.993Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:01:30.411919Z"}]}}