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TwcertCVE-2020-12773

HistoryJun 08, 2020 - 8:15 a.m.

CVE-2020-12773

2020-06-0808:15:13

twcert

web.nvd.nist.gov

cve-2020-12773

security misconfiguration

realtek

adsl

pon modem

sdk

remote command execution

default password

nvd

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

Confidence

High

EPSS

0.001

Percentile

42.0%

JSON

A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool.

Affected configurations

Nvd

Node

realtekadsl_router_soc_firmwareMatch-

VendorProductVersionCPE
realtekadsl_router_soc_firmware-cpe:2.3:o:realtek:adsl_router_soc_firmware:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
realtek	adsl_router_soc_firmware	-	cpe:2.3:o:realtek:adsl_router_soc_firmware:-:::::::*

CNA Affected

[
  {
    "product": "ADSL/PON Modem SoC",
    "vendor": "Realtek",
    "versions": [
      {
        "status": "unknown",
        "version": "0"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-3681-2a3f6-1.html

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

Confidence

High

EPSS

0.001

Percentile

42.0%

JSON

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