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TwcertCVELIST:CVE-2021-28185

HistoryApr 06, 2021 - 5:02 a.m.

CVE-2021-28185 ASUS BMC's firmware: buffer overflow - ActiveX configuration-1 acquisition

2021-04-0605:02:06

CWE-120

twcert

www.cve.org

asus

bmc firmware

buffer overflow

vulnerability

activex configuration

remote attackers

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.5

Confidence

High

EPSS

0.003

Percentile

71.8%

JSON

The specific function in ASUS BMC’s firmware Web management page (ActiveX configuration-1 acquisition) does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.

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-132-4555-3c7c3-1.html

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.5

Confidence

High

EPSS

0.003

Percentile

71.8%

JSON

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