CVE-2018-12296: Insufficient access control in /api/external/7.0/system.System.get_infos in Seagate NAS OS version 4.3.15.1 allows attackers to obtain information about the…

PriorityP277high7.5CVSS 3.0

AVNACLPRNUINSUCHINAN

ITWEXPLOITVulnCheck KEV

Exploited in the wild

EPSS

9.51%

94.8th percentile

Insufficient access control in /api/external/7.0/system.System.get_infos in Seagate NAS OS version 4.3.15.1 allows attackers to obtain information about the NAS without authentication via empty POST requests.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
seagate	nas_os	—	—

Detection & IOCsextracted from sources · hover to see the quote

url/api/external/7.0/system.System.get_infos↗

commandPOST /api/external/7.0/system.System.get_infos HTTP/1.1

othershodan:http.title:"seagate nas - seagate"

otherfofa:title="seagate nas - seagate"

→Send an empty POST request to /api/external/7.0/system.System.get_infos; a vulnerable target responds with JSON body containing both '"version":' and '"serial_number":' fields without requiring authentication.
→Extract the NAS OS version from the unauthenticated response using the regex pattern '"version": "([0-9.]+)"' against the response body.
→Identify exposed Seagate NAS devices via Shodan query http.title:"seagate nas - seagate" or FOFA query title="seagate nas - seagate" or Google dork intitle:"seagate nas - seagate".

·The vulnerability is specific to Seagate NAS OS version 4.3.15.1; other versions may not be affected. ↗
·Exploitation requires only an empty POST body — no credentials, tokens, or special headers beyond Host and Referer are needed. ↗

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

vulncheck7.5HIGH

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