{"id":"CVE-2023-2618","state":"PUBLISHED","title":"OpenCV wechat_qrcode Module decoded_bit_stream_parser.cpp decodeHanziSegment memory leak","description":"A vulnerability, which was classified as problematic, has been found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this issue is the function DecodedBitStreamParser::decodeHanziSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to memory leak. The attack may be launched remotely. The name of the patch is 2b62ff6181163eea029ed1cab11363b4996e9cd6. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-228548.","publishedAt":"2023-05-10T05:31:04.406Z","updatedAt":"2024-08-02T06:26:10.033Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","source":"VulDB"},"assigner":"VulDB","products":["OpenCV wechat_qrcode Module"],"affected":[{"vendor":"OpenCV","product":"wechat_qrcode Module","versions":[{"version":"4.0","status":"affected"},{"version":"4.1","status":"affected"},{"version":"4.2","status":"affected"},{"version":"4.3","status":"affected"},{"version":"4.4","status":"affected"},{"version":"4.5","status":"affected"},{"version":"4.6","status":"affected"},{"version":"4.7","status":"affected"}]}],"references":["https://vuldb.com/?id.228548","https://vuldb.com/?ctiid.228548","https://github.com/opencv/opencv_contrib/pull/3484","https://github.com/opencv/opencv_contrib/pull/3484/commits/2b62ff6181163eea029ed1cab11363b4996e9cd6"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/2xxx/CVE-2023-2618.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-2618","state":"PUBLISHED","datePublished":"2023-05-10T05:31:04.406Z","dateUpdated":"2024-08-02T06:26:10.033Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2023-05-10T05:06:29.634Z"},"containers":{"cna":{"title":"OpenCV wechat_qrcode Module decoded_bit_stream_parser.cpp decodeHanziSegment memory leak","descriptions":[{"lang":"en","value":"A vulnerability, which was classified as problematic, has been found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this issue is the function DecodedBitStreamParser::decodeHanziSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to memory leak. The attack may be launched remotely. The name of the patch is 2b62ff6181163eea029ed1cab11363b4996e9cd6. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-228548."},{"lang":"de","value":"Eine problematische Schwachstelle wurde in OpenCV wechat_qrcode Module bis 4.7.0 entdeckt. Betroffen davon ist die Funktion DecodedBitStreamParser::decodeHanziSegment der Datei qrcode/decoder/decoded_bit_stream_parser.cpp. Dank Manipulation mit unbekannten Daten kann eine memory leak-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei über das Netzwerk erfolgen. Der Patch wird als 2b62ff6181163eea029ed1cab11363b4996e9cd6 bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen."}],"affected":[{"vendor":"OpenCV","product":"wechat_qrcode Module","versions":[{"version":"4.0","status":"affected"},{"version":"4.1","status":"affected"},{"version":"4.2","status":"affected"},{"version":"4.3","status":"affected"},{"version":"4.4","status":"affected"},{"version":"4.5","status":"affected"},{"version":"4.6","status":"affected"},{"version":"4.7","status":"affected"}]}],"references":[{"url":"https://vuldb.com/?id.228548","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.228548","tags":["signature","permissions-required"]},{"url":"https://github.com/opencv/opencv_contrib/pull/3484","tags":["issue-tracking"]},{"url":"https://github.com/opencv/opencv_contrib/pull/3484/commits/2b62ff6181163eea029ed1cab11363b4996e9cd6","tags":["issue-tracking","patch"]}],"metrics":[{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","type":"CWE","lang":"en","description":"CWE-401 Memory Leak"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2023-10-23T05:34:32.672Z"},"timeline":[{"time":"2023-05-10T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2023-05-10T00:00:00.000Z","lang":"en","value":"CVE reserved"},{"time":"2023-05-10T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2023-06-02T07:57:43.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Linkai Zheng","type":"finder"},{"lang":"en","value":"NanoApe (VulDB User)","type":"analyst"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://vuldb.com/?id.228548","tags":["vdb-entry","technical-description","x_transferred"]},{"url":"https://vuldb.com/?ctiid.228548","tags":["signature","permissions-required","x_transferred"]},{"url":"https://github.com/opencv/opencv_contrib/pull/3484","tags":["issue-tracking","x_transferred"]},{"url":"https://github.com/opencv/opencv_contrib/pull/3484/commits/2b62ff6181163eea029ed1cab11363b4996e9cd6","tags":["issue-tracking","patch","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:26:10.033Z"}}]}}}