{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-57277", "assignerOrgId": "0df08a0e-a200-4957-9bb0-084f562506f9", "state": "PUBLISHED", "assignerShortName": "GV", "dateReserved": "2026-06-24T05:48:05.704Z", "datePublished": "2026-07-02T02:25:34.916Z", "dateUpdated": "2026-07-02T12:34:29.480Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "0df08a0e-a200-4957-9bb0-084f562506f9", "shortName": "GV", "dateUpdated": "2026-07-02T02:25:34.916Z" }, "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#### Buffer Overflow in key field", "supportingMedia": [ { "type": "text/html", "base64": false, "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.

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.
#### Buffer Overflow in key field

" } ] } ], "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 " } ] } ], "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": "2026-07-02T12:34:21.242964Z", "id": "CVE-2026-57277", "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": "2026-07-02T12:34:29.480Z" } } ] } }