{"schemaVersion":3,"id":"CVE-2013-1618","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"The TLS implementation in Opera before 12.13 does not properly consider timing side-channel attacks on a MAC check operation during the processing of malformed CBC padding, which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets, a related issue to CVE-2013-0169.","dates":{"published":"2013-02-08T19:00:00.000Z","modified":"2024-08-06T15:04:49.563Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":4,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:H/Au:N/C:P/I:P/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4,"severity":"medium","vector":"AV:N/AC:H/Au:N/C:P/I:P/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.02157,"percentile":0.81928,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.02157},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02157,"percentile":0.81928}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02157,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02157,"percentile":0.81928}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-310","name":"Cryptographic Issues","description":"Weaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not addressed.","type":"category","status":"Draft","abstraction":null,"likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/310.html"}],"affected":[{"vendor":"opera","product":"opera_browser","name":"opera browser","label":"opera_browser","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 12.12","noFixRecorded":false,"fixedIn":null},{"text":"12.00","noFixRecorded":false,"fixedIn":null},{"text":"12.00:beta","noFixRecorded":false,"fixedIn":null},{"text":"12.01","noFixRecorded":false,"fixedIn":null},{"text":"12.02","noFixRecorded":false,"fixedIn":null},{"text":"12.10","noFixRecorded":false,"fixedIn":null},{"text":"12.10:beta","noFixRecorded":false,"fixedIn":null},{"text":"12.11","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 12.12 | 12.00 | 12.00:beta | 12.01 | 12.02 | 12.10 | 12.10:beta | 12.11","eol":null,"hubHref":"/vendor/opera/opera_browser"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://www.isg.rhul.ac.uk/tls/TLStiming.pdf","label":"www.isg.rhul.ac.uk/tls/TLStiming.pdf","hostname":"www.isg.rhul.ac.uk","tags":["X Refsource MISC"]},{"url":"http://openwall.com/lists/oss-security/2013/02/05/24","label":"openwall.com/lists/oss-security/2013/02/05/24","hostname":"openwall.com","tags":["Mailing List","X Refsource MLIST"]},{"url":"http://www.opera.com/support/kb/view/1044/","label":"www.opera.com/support/kb/view/1044/","hostname":"www.opera.com","tags":["X Refsource CONFIRM","Vendor Advisory"]},{"url":"http://www.opera.com/docs/changelogs/unified/1213/","label":"www.opera.com/docs/changelogs/unified/1213/","hostname":"www.opera.com","tags":["X Refsource CONFIRM"]},{"url":"http://lists.opensuse.org/opensuse-updates/2013-02/msg00038.html","label":"lists.opensuse.org/opensuse-updates/2013-02/msg00038.html","hostname":"lists.opensuse.org","tags":["Vendor Advisory","X Refsource SUSE"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2013-02-08T19:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T15:04:49.563Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":16,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T21:37:58.224Z","stale":false,"partial":false}}