{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-57273", "assignerOrgId": "0df08a0e-a200-4957-9bb0-084f562506f9", "state": "PUBLISHED", "assignerShortName": "GV", "dateReserved": "2026-06-24T05:48:03.740Z", "datePublished": "2026-07-02T02:23:43.611Z", "dateUpdated": "2026-07-02T12:37:31.537Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "0df08a0e-a200-4957-9bb0-084f562506f9", "shortName": "GV", "dateUpdated": "2026-07-02T02:23:43.611Z"}, "title": "GeoVision GeoWebPlayer Websocket Server connectInfo handler stack-based buffer overflow vulnerability", "datePublic": "2026-06-24T00:39:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-120", "description": "CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100 Overflow Buffers"}]}], "affected": [{"vendor": "GeoVision Inc.", "product": "GeoWebPlayer", "platforms": ["Windows", "64 bit"], "packageName": "GeoWebPlayer", "versions": [{"status": "affected", "version": "V1.1.1.0"}, {"status": "unaffected", "version": "V1.1.3.0"}], "defaultStatus": "unaffected"}], "cpeApplicability": [{"operator": "OR", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:geovision_inc.:geowebplayer:v1.1.1.0:*:windows:*:*:*:*:*"}, {"vulnerable": true, "criteria": "cpe:2.3:a:geovision_inc.:geowebplayer:v1.1.1.0:*:64_bit:*:*:*:*:*"}, {"vulnerable": false, "criteria": "cpe:2.3:a:geovision_inc.:geowebplayer:v1.1.3.0:*:windows:*:*:*:*:*"}, {"vulnerable": false, "criteria": "cpe:2.3:a:geovision_inc.:geowebplayer:v1.1.3.0:*:64_bit:*:*:*:*:*"}]}]}], "descriptions": [{"lang": "en", "value": "GeoWebPlayer (also called \"Web Plugin\" in the GV-VMS documentation and \"WS Player\" for VMS-Cloud) is an addon that can be installed with various GeoVision software (GV-VMS, GV-Cloud, ...). It creates a websocket server that expands the capabilities of the various web-interfaces provided by the GeoVision software and may be necessary for them to function properly.\n\nThe Websocket server can accept various commands coming from localhost. One of them, `connectionInfo` is meant to provide the necessary details to connect to a camera. The handler associated with this command that we call`handle_connection_info` contains multiple instances of string copy that can overflow. The function `handle_connect_info` copies attacker-controlled JSON strings into fixed-size buffers using manual byte-by-byte loops that do not enforce length limits.\n\n\n\n\n\n#### Buffer Overflow in username field (no key present)", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div><div>GeoWebPlayer (also called \"Web Plugin\" in the GV-VMS documentation and \"WS Player\" for VMS-Cloud) is an addon that can be installed with various GeoVision software (GV-VMS, GV-Cloud, ...). It creates a websocket server that expands the capabilities of the various web-interfaces provided by the GeoVision software and may be necessary for them to function properly.<br><br>The Websocket server can accept various commands coming from localhost. One of them, `connectionInfo` is meant to provide the necessary details to connect to a camera. The handler associated with this command that we call`handle_connection_info` contains multiple instances of string copy that can overflow. The function `handle_connect_info` copies attacker-controlled JSON strings into fixed-size buffers using manual byte-by-byte loops that do not enforce length limits.<br></div></div><div><br>#### Buffer Overflow in username field (no key present)<br><br></div>"}]}], "references": [{"url": "https://www.geovision.com.tw/cyber_security.php", "tags": ["vendor-advisory"]}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2026-2375", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.3, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "The vulnerability has been patched with GeoWebPlayer V1.1.3.0", "supportingMedia": [{"type": "text/html", "base64": false, "value": "The vulnerability has been patched with GeoWebPlayer V1.1.3.0&nbsp;"}]}], "credits": [{"lang": "en", "value": "Philippe Laulheret of Cisco Talos", "type": "finder"}, {"lang": "en", "value": "Kelly Patterson of Cisco Talos", "type": "remediation reviewer"}, {"lang": "en", "value": "Robert Sherwin of Cisco Talos", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-02T12:37:14.753874Z", "id": "CVE-2026-57273", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-02T12:37:31.537Z"}}]}}

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It creates a websocket server that expands the capabilities of the various web-interfaces provided by the GeoVision software and may be necessary for them to function properly.\n\nThe Websocket server can accept various commands coming from localhost. One of them, `connectionInfo` is meant to provide the necessary details to connect to a camera. The handler associated with this command that we call`handle_connection_info` contains multiple instances of string copy that can overflow. The function `handle_connect_info` copies attacker-controlled JSON strings into fixed-size buffers using manual byte-by-byte loops that do not enforce length limits.\n\n\n\n\n\n#### Buffer Overflow in username field (no key present)", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div><div>GeoWebPlayer (also called \"Web Plugin\" in the GV-VMS documentation and \"WS Player\" for VMS-Cloud) is an addon that can be installed with various GeoVision software (GV-VMS, GV-Cloud, ...). It creates a websocket server that expands the capabilities of the various web-interfaces provided by the GeoVision software and may be necessary for them to function properly.<br><br>The Websocket server can accept various commands coming from localhost. One of them, `connectionInfo` is meant to provide the necessary details to connect to a camera. The handler associated with this command that we call`handle_connection_info` contains multiple instances of string copy that can overflow. The function `handle_connect_info` copies attacker-controlled JSON strings into fixed-size buffers using manual byte-by-byte loops that do not enforce length limits.<br></div></div><div><br>#### Buffer Overflow in username field (no key present)<br><br></div>"}]}], "references": [{"url": "https://www.geovision.com.tw/cyber_security.php", "tags": ["vendor-advisory"]}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2026-2375", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.3, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "The vulnerability has been patched with GeoWebPlayer V1.1.3.0", "supportingMedia": [{"type": "text/html", "base64": false, "value": "The vulnerability has been patched with GeoWebPlayer V1.1.3.0&nbsp;"}]}], "credits": [{"lang": "en", "value": "Philippe Laulheret of Cisco Talos", "type": "finder"}, {"lang": "en", "value": "Kelly Patterson of Cisco Talos", "type": "remediation reviewer"}, {"lang": "en", "value": "Robert Sherwin of Cisco Talos", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-57273", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-07-02T12:37:14.753874Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-02T12:37:25.449Z"}}]}}

{}

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{"created": "2026-07-02T09:30:05.937999+00:00", "updated": "2026-07-02T20:30:05.657295+00:00", "vendors": []}