{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-9146", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-08-19T07:25:39.833Z", "datePublished": "2025-08-19T16:02:06.364Z", "dateUpdated": "2025-08-19T19:20:28.216Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-08-19T16:02:06.364Z"}, "title": "Linksys E5600 Firmware checkFw.sh verify_gemtek_header risky encryption", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-327", "lang": "en", "description": "Risky Cryptographic Algorithm"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-310", "lang": "en", "description": "Cryptographic Issues"}]}], "affected": [{"vendor": "Linksys", "product": "E5600", "versions": [{"version": "1.1.0.26", "status": "affected"}], "modules": ["Firmware Handler"]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in Linksys E5600 1.1.0.26. The affected element is the function verify_gemtek_header of the file checkFw.sh of the component Firmware Handler. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. The vendor was contacted early about this disclosure but did not respond in any way."}, {"lang": "de", "value": "Es wurde eine Schwachstelle in Linksys E5600 1.1.0.26 entdeckt. Betroffen davon ist die Funktion verify_gemtek_header der Datei checkFw.sh der Komponente Firmware Handler. Durch das Beeinflussen mit unbekannten Daten kann eine risky cryptographic algorithm-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Ein Angriff erfordert eine vergleichsweise hohe Komplexit\u00e4t. Sie ist schwierig auszunutzen."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 7.5, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X", "baseSeverity": "HIGH"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.6, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.6, "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.8, "vectorString": "AV:N/AC:H/Au:M/C:C/I:C/A:C/E:ND/RL:ND/RC:UR"}}], "timeline": [{"time": "2025-08-19T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-08-19T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-08-19T09:30:42.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "IOT_Res (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.320525", "name": "VDB-320525 | Linksys E5600 Firmware checkFw.sh verify_gemtek_header risky encryption", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.320525", "name": "VDB-320525 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.628642", "name": "Submit #628642 | Linksys E5600 1.1.0.26 CWE-327 Use of a Broken or Risky Cryptographic Algorithm", "tags": ["third-party-advisory"]}, {"url": "https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md", "tags": ["patch"]}, {"url": "https://www.linksys.com/", "tags": ["product"]}]}, "adp": [{"references": [{"url": "https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-08-19T19:20:14.881097Z", "id": "CVE-2025-9146", "options": [{"Exploitation": "poc"}, {"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": "2025-08-19T19:20:28.216Z"}}]}}

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