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VulDBVULNRICHMENT:CVE-2024-7335

HistoryAug 01, 2024 - 2:00 a.m.

CVE-2024-7335 TOTOLINK EX200 getSaveConfig buffer overflow

2024-08-0102:00:06

CWE-120

VulDB

github.com

totolink ex200

buffer overflow

vulnerability

remote attack

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

CVSS4

8.7

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/SC:N/VI:H/SI:N/VA:H/SA:N

AI Score

7.2

Confidence

Low

EPSS

0.002

Percentile

55.6%

SSVC

Exploitation

poc

Automatable

Technical Impact

total

JSON

A vulnerability classified as critical has been found in TOTOLINK EX200 4.0.3c.7646_B20201211. Affected is the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument http_host leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-273258 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CNA Affected

[
  {
    "vendor": "TOTOLINK",
    "product": "EX200",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.3c.7646_B20201211"
      }
    ]
  }
]

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:o:totolink:ex200_firmware:4.0.3c.7646_b20201211:*:*:*:*:*:*:*"
    ],
    "vendor": "totolink",
    "product": "ex200_firmware",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.3c.7646_b20201211"
      }
    ],
    "defaultStatus": "unknown"
  }
]

References

github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/EX200/getSaveConfig.md

vuldb.com/?ctiid.273258

vuldb.com/?id.273258

vuldb.com/?submit.379313

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

CVSS4

8.7

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/SC:N/VI:H/SI:N/VA:H/SA:N

AI Score

7.2

Confidence

Low

EPSS

0.002

Percentile

55.6%

SSVC

Exploitation

poc

Automatable

Technical Impact

total

JSON

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