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TwcertCVE-2021-28205

HistoryApr 06, 2021 - 5:15 a.m.

CVE-2021-28205

2021-04-0605:15:17

CWE-22

twcert

web.nvd.nist.gov

asus

bmc

firmware

vulnerability

remote attackers

system files

nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

AI Score

5.2

Confidence

High

EPSS

0.002

Percentile

58.9%

JSON

The specific function in ASUS BMC’s firmware Web management page (Delete SOL video file function) does not filter the specific parameter. As obtaining the administrator permission, remote attackers can use the means of path traversal to access system files.

Affected configurations

Nvd

Node

asusz10pr-d16_firmwareMatch1.14.51

AND

asusz10pr-d16Match-

Node

asusasmb8-ikvm_firmwareMatch1.14.51

AND

asusasmb8-ikvmMatch-

Node

asusz10pe-d16_ws_firmwareMatch1.14.2

AND

asusz10pe-d16_wsMatch-

VendorProductVersionCPE
asusz10pr-d16_firmware1.14.51cpe:2.3:o:asus:z10pr-d16_firmware:1.14.51:*:*:*:*:*:*:*
asusz10pr-d16-cpe:2.3:h:asus:z10pr-d16:-:*:*:*:*:*:*:*
asusasmb8-ikvm_firmware1.14.51cpe:2.3:o:asus:asmb8-ikvm_firmware:1.14.51:*:*:*:*:*:*:*
asusasmb8-ikvm-cpe:2.3:h:asus:asmb8-ikvm:-:*:*:*:*:*:*:*
asusz10pe-d16_ws_firmware1.14.2cpe:2.3:o:asus:z10pe-d16_ws_firmware:1.14.2:*:*:*:*:*:*:*
asusz10pe-d16_ws-cpe:2.3:h:asus:z10pe-d16_ws:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
asus	z10pr-d16_firmware	1.14.51	cpe:2.3:o:asus:z10pr-d16_firmware:1.14.51:::::::*
asus	z10pr-d16	-	cpe:2.3:h:asus:z10pr-d16:-:::::::*
asus	asmb8-ikvm_firmware	1.14.51	cpe:2.3:o:asus:asmb8-ikvm_firmware:1.14.51:::::::*
asus	asmb8-ikvm	-	cpe:2.3:h:asus:asmb8-ikvm:-:::::::*
asus	z10pe-d16_ws_firmware	1.14.2	cpe:2.3:o:asus:z10pe-d16_ws_firmware:1.14.2:::::::*
asus	z10pe-d16_ws	-	cpe:2.3:h:asus:z10pe-d16_ws:-:::::::*

CNA Affected

[
  {
    "product": "BMC firmware for Z10PR-D16",
    "vendor": "ASUS",
    "versions": [
      {
        "status": "affected",
        "version": "1.14.51"
      }
    ]
  },
  {
    "product": "BMC firmware for ASMB8-iKVM",
    "vendor": "ASUS",
    "versions": [
      {
        "status": "affected",
        "version": "1.14.51"
      }
    ]
  },
  {
    "product": "BMC firmware for Z10PE-D16 WS",
    "vendor": "ASUS",
    "versions": [
      {
        "status": "affected",
        "version": "1.14.2"
      }
    ]
  }
]

References

www.asus.com/content/ASUS-Product-Security-Advisory/

www.asus.com/tw/support/callus/

www.twcert.org.tw/tw/cp-132-4575-2e32d-1.html

Social References

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

AI Score

5.2

Confidence

High

EPSS

0.002

Percentile

58.9%

JSON

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