{"id":"CVE-2008-3443","aliases":["DEBIAN-CVE-2008-3443","DSA-1695-1","EUVD-2008-3429","GHSA-v838-v88j-gw93","RHSA-2008:0895","RHSA-2008:0896","RHSA-2008:0897"],"status":"published","title":"The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8...","description":"The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service (infinite loop and crash) via multiple long requests to a Ruby socket, related to memory allocation failure, and as demonstrated against Webrick.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.15678,"percentile":0.96872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-399"],"published":"2008-08-14T23:00:00Z","modified":"2026-06-26T12:17:35Z","exploits":[{"source":"exploitdb","id":"EDB-6239","title":"Ruby 1.9 - regex engine Remote Socket Memory 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