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CertccCVE-2017-3198

HistoryJul 09, 2018 - 7:29 p.m.

CVE-2017-3198

2018-07-0919:29:00

CWE-345

CWE-311

CWE-347

certcc

web.nvd.nist.gov

In Wild

cve-2017-3198

gigabyte brix

uefi firmware

image validation

firmware update

http

security vulnerability

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.4

Confidence

High

EPSS

0.01

Percentile

84.0%

JSON

GIGABYTE BRIX UEFI firmware does not cryptographically validate images prior to updating the system firmware. Additionally, the firmware updates are served over HTTP. An attacker can make arbitrary modifications to firmware images without being detected.

Affected configurations

Nvd

Node

gigabytegb-bsi7h-6500_firmwareMatchf6

AND

gigabytegb-bsi7h-6500Match-

Node

gigabytegb-bxi7-5775_firmwareMatchf2

AND

gigabytegb-bxi7-5775Match-

VendorProductVersionCPE
gigabytegb-bsi7h-6500_firmwaref6cpe:2.3:o:gigabyte:gb-bsi7h-6500_firmware:f6:*:*:*:*:*:*:*
gigabytegb-bsi7h-6500-cpe:2.3:h:gigabyte:gb-bsi7h-6500:-:*:*:*:*:*:*:*
gigabytegb-bxi7-5775_firmwaref2cpe:2.3:o:gigabyte:gb-bxi7-5775_firmware:f2:*:*:*:*:*:*:*
gigabytegb-bxi7-5775-cpe:2.3:h:gigabyte:gb-bxi7-5775:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
gigabyte	gb-bsi7h-6500_firmware	f6	cpe:2.3:o:gigabyte:gb-bsi7h-6500_firmware:f6:::::::*
gigabyte	gb-bsi7h-6500	-	cpe:2.3:h:gigabyte:gb-bsi7h-6500:-:::::::*
gigabyte	gb-bxi7-5775_firmware	f2	cpe:2.3:o:gigabyte:gb-bxi7-5775_firmware:f2:::::::*
gigabyte	gb-bxi7-5775	-	cpe:2.3:h:gigabyte:gb-bxi7-5775:-:::::::*

CNA Affected

[
  {
    "product": "GB-BSi7H-6500",
    "vendor": "GIGABYTE",
    "versions": [
      {
        "status": "affected",
        "version": "F6"
      }
    ]
  },
  {
    "product": "GB-BXi7-5775",
    "vendor": "GIGABYTE",
    "versions": [
      {
        "status": "affected",
        "version": "F2"
      }
    ]
  }
]

References

www.securityfocus.com/bid/97294

www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html

www.kb.cert.org/vuls/id/507496

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.4

Confidence

High

EPSS

0.01

Percentile

84.0%

JSON

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