{"api_version":"1","generated_at":"2026-05-12T18:10:18+00:00","cve":"CVE-2022-4768","urls":{"html":"https://cve.report/CVE-2022-4768","api":"https://cve.report/api/cve/CVE-2022-4768.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-4768","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-4768"},"summary":{"title":"CVE-2022-4768","description":"A vulnerability was found in Dropbox merou. It has been classified as critical. Affected is the function add_public_key of the file grouper/public_key.py of the component SSH Public Key Handler. The manipulation of the argument public_key_str leads to injection. It is possible to launch the attack remotely. The name of the patch is d93087973afa26bc0a2d0a5eb5c0fde748bdd107. It is recommended to apply a patch to fix this issue. VDB-216906 is the identifier assigned to this vulnerability.","state":"PUBLIC","assigner":"cna@vuldb.com","published_at":"2022-12-27 23:15:00","updated_at":"2023-11-07 03:58:00"},"problem_types":["CWE-74"],"metrics":[],"references":[{"url":"https://vuldb.com/?ctiid.216906","name":"https://vuldb.com/?ctiid.216906","refsource":"MISC","tags":[],"title":"CVE-2022-4768 | Dropbox merou SSH Public Key public_key.py add_public_key injection (ID 673)","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/dropbox/merou/commit/d93087973afa26bc0a2d0a5eb5c0fde748bdd107","name":"https://github.com/dropbox/merou/commit/d93087973afa26bc0a2d0a5eb5c0fde748bdd107","refsource":"MISC","tags":[],"title":"Block injection attack in ssh public key handling (#673) · dropbox/merou@d930879 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://vuldb.com/?id.216906","name":"https://vuldb.com/?id.216906","refsource":"MISC","tags":[],"title":"CVE-2022-4768 | Dropbox merou SSH Public Key public_key.py add_public_key injection (ID 673)","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/dropbox/merou/pull/673","name":"https://github.com/dropbox/merou/pull/673","refsource":"MISC","tags":[],"title":"Block injection attack in ssh public key handling by jingw · Pull Request #673 · dropbox/merou · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-4768","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4768","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"4768","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"dropbox","cpe5":"merou","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2022-4768","ASSIGNER":"cna@vuldb.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A vulnerability was found in Dropbox merou. It has been classified as critical. Affected is the function add_public_key of the file grouper/public_key.py of the component SSH Public Key Handler. The manipulation of the argument public_key_str leads to injection. It is possible to launch the attack remotely. The name of the patch is d93087973afa26bc0a2d0a5eb5c0fde748bdd107. It is recommended to apply a patch to fix this issue. VDB-216906 is the identifier assigned to this vulnerability."},{"lang":"deu","value":"Es wurde eine kritische Schwachstelle in Dropbox merou ausgemacht. Hiervon betroffen ist die Funktion add_public_key der Datei grouper/public_key.py der Komponente SSH Public Key Handler. Durch Manipulieren des Arguments public_key_str mit unbekannten Daten kann eine injection-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Patch wird als d93087973afa26bc0a2d0a5eb5c0fde748bdd107 bezeichnet. Als bestmögliche Massnahme wird Patching empfohlen."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-74 Injection","cweId":"CWE-74"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Dropbox","product":{"product_data":[{"product_name":"merou","version":{"version_data":[{"version_value":"n/a","version_affected":"="}]}}]}}]}},"references":{"reference_data":[{"url":"https://vuldb.com/?id.216906","refsource":"MISC","name":"https://vuldb.com/?id.216906"},{"url":"https://vuldb.com/?ctiid.216906","refsource":"MISC","name":"https://vuldb.com/?ctiid.216906"},{"url":"https://github.com/dropbox/merou/pull/673","refsource":"MISC","name":"https://github.com/dropbox/merou/pull/673"},{"url":"https://github.com/dropbox/merou/commit/d93087973afa26bc0a2d0a5eb5c0fde748bdd107","refsource":"MISC","name":"https://github.com/dropbox/merou/commit/d93087973afa26bc0a2d0a5eb5c0fde748bdd107"}]},"impact":{"cvss":[{"version":"3.1","baseScore":6.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","baseSeverity":"MEDIUM"},{"version":"3.0","baseScore":6.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","baseSeverity":"MEDIUM"}]}},"nvd":{"publishedDate":"2022-12-27 23:15:00","lastModifiedDate":"2023-11-07 03:58:00","problem_types":["CWE-74"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:dropbox:merou:*:*:*:*:*:*:*:*","versionEndExcluding":"2022-03-28","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}