{"id":"CVE-2006-1834","aliases":["EUVD-2006-1834","GHSA-hvcx-6rqp-7fpg"],"status":"published","title":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code...","description":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check.  NOTE: a sign extension problem makes the attack easier with shorter strings.","severity":{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.12351,"percentile":0.96229,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-189"],"published":"2006-04-19T16:00:00Z","modified":"2026-06-16T22:23:46Z","exploits":[{"source":"exploitdb","id":"EDB-27641","title":"Opera Web Browser 8.52 - Stylesheet Attribute Buffer Overflow","type":"dos","platform":"linux","date":"2006-04-13","verified":true,"url":"https://www.exploit-db.com/exploits/27641"}],"products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://www.securityfocus.com/bid/17513","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch"]},{"url":"http://securitytracker.com/id?1015912","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Exploit"]},{"url":"http://marc.info/?l=full-disclosure\u0026m=114493114031891\u0026w=2","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/windows/854/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/25829","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/430876/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://security.gentoo.org/glsa/glsa-200606-01.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/1354","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.sec-consult.com/259.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://lists.suse.com/archive/suse-security-announce/2006-May/0004.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://secunia.com/advisories/20117","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-1834"},{"url":"http://www.opera.com/docs/changelogs/windows/854"},{"url":"https://github.com/advisories/GHSA-hvcx-6rqp-7fpg"}],"sources":{"cve":[{"id":"CVE-2006-1834","description":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check.  NOTE: a sign extension problem makes the attack easier with shorter strings.","status":"published","published":"2006-04-19T16:00:00Z","modified":"2024-08-07T17:27:29.447Z","updated_at":"2026-11-02T14:33:51.835276Z"}],"euvd":[{"id":"EUVD-2006-1834","description":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check.  NOTE: a sign extension problem makes the attack easier with shorter strings.","status":"published","published":"2006-04-19T16:00:00Z","modified":"2024-08-07T17:27:29Z","updated_at":"2026-11-03T01:16:03.620369Z"}],"ghsa":[{"id":"GHSA-hvcx-6rqp-7fpg","title":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code...","description":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check.  NOTE: a sign extension problem makes the attack easier with shorter strings.","status":"published","published":"2022-05-01T06:53:14Z","modified":"2025-04-03T04:30:32Z","updated_at":"2026-11-02T15:00:45.528888Z"}],"nvd":[{"id":"CVE-2006-1834","description":"Integer signedness error in Opera before 8.54 allows remote attackers to execute arbitrary code via long values in a stylesheet attribute, which pass a length check.  NOTE: a sign extension problem makes the attack easier with shorter strings.","status":"published","published":"2006-04-19T16:06:00Z","modified":"2026-06-16T22:23:46.287Z","cvss":[{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:01:02.433957Z"}]}}