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TwcertCVE-2022-25596

HistoryApr 07, 2022 - 7:15 p.m.

CVE-2022-25596

2022-04-0719:15:08

CWE-787

twcert

web.nvd.nist.gov

asus

rt-ac56u

configuration

heap-based

buffer overflow

vulnerability

decryption

parameter

validation

arbitrary code

lan

attacker

nvd

CVSS2

5.8

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.1

Confidence

High

EPSS

0.001

Percentile

31.6%

JSON

ASUS RT-AC56U’s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service.

Affected configurations

Nvd

Node

asusrt-ac86u_firmwareMatch3.0.0.4.386.45956

AND

asusrt-ac86uMatch-

VendorProductVersionCPE
asusrt-ac86u_firmware3.0.0.4.386.45956cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:*:*:*:*:*:*:*
asusrt-ac86u-cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
asus	rt-ac86u_firmware	3.0.0.4.386.45956	cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:::::::*
asus	rt-ac86u	-	cpe:2.3:h:asus:rt-ac86u:-:::::::*

CNA Affected

[
  {
    "product": "RT-AC86U",
    "vendor": "ASUS",
    "versions": [
      {
        "status": "affected",
        "version": "3.0.0.4.386.45956"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html

CVSS2

5.8

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.1

Confidence

High

EPSS

0.001

Percentile

31.6%

JSON

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