{"api_version":"1","generated_at":"2026-04-22T22:50:47+00:00","cve":"CVE-2023-2617","urls":{"html":"https://cve.report/CVE-2023-2617","api":"https://cve.report/api/cve/CVE-2023-2617.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-2617","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-2617"},"summary":{"title":"CVE-2023-2617","description":"A vulnerability classified as problematic was found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this vulnerability is the function DecodedBitStreamParser::decodeByteSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. 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Affected by this vulnerability is the function DecodedBitStreamParser::decodeByteSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-228547."},{"lang":"deu","value":"In OpenCV wechat_qrcode Module bis 4.7.0 wurde eine problematische Schwachstelle entdeckt. Betroffen ist die Funktion DecodedBitStreamParser::decodeByteSegment der Datei qrcode/decoder/decoded_bit_stream_parser.cpp. Dank der Manipulation mit unbekannten Daten kann eine null pointer dereference-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk passieren. Der Exploit steht zur öffentlichen Verfügung. Als bestmögliche Massnahme wird Patching empfohlen."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-476 NULL Pointer Dereference","cweId":"CWE-476"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"OpenCV","product":{"product_data":[{"product_name":"wechat_qrcode Module","version":{"version_data":[{"version_affected":"=","version_value":"4.0"},{"version_affected":"=","version_value":"4.1"},{"version_affected":"=","version_value":"4.2"},{"version_affected":"=","version_value":"4.3"},{"version_affected":"=","version_value":"4.4"},{"version_affected":"=","version_value":"4.5"},{"version_affected":"=","version_value":"4.6"},{"version_affected":"=","version_value":"4.7"}]}}]}}]}},"references":{"reference_data":[{"url":"https://vuldb.com/?id.228547","refsource":"MISC","name":"https://vuldb.com/?id.228547"},{"url":"https://vuldb.com/?ctiid.228547","refsource":"MISC","name":"https://vuldb.com/?ctiid.228547"},{"url":"https://github.com/opencv/opencv_contrib/pull/3480","refsource":"MISC","name":"https://github.com/opencv/opencv_contrib/pull/3480"},{"url":"https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270","refsource":"MISC","name":"https://gist.github.com/GZTimeWalker/3ca70a8af2f5830711e9cccc73fb5270"}]},"credits":[{"lang":"en","value":"Haoyu Chen"},{"lang":"en","value":"Linkai Zheng"},{"lang":"en","value":"Liangyu Zhang"},{"lang":"en","value":"NanoApe (VulDB User)"}],"impact":{"cvss":[{"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"},{"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"},{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P"}]}},"nvd":{"publishedDate":"2023-05-10 06:15:00","lastModifiedDate":"2023-11-07 04:12:00","problem_types":["CWE-476"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:opencv:opencv:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0.0","versionEndIncluding":"4.7.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}