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INCIBECVELIST:CVE-2023-4491

HistoryOct 04, 2023 - 12:17 p.m.

CVE-2023-4491 Easy Address Book Web Server Buffer overflow vulnerability

2023-10-0412:17:20

CWE-119

INCIBE

www.cve.org

buffer overflow

easy address book

web server

cve-2023-4491

remote machine

arbitrary code execution

vulnerability

exploitation

long username string

post request

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.8

Confidence

High

EPSS

0.002

Percentile

52.7%

JSON

Buffer overflow vulnerability in Easy Address Book Web Server 1.6 version. The exploitation of this vulnerability could allow an attacker to send a very long username string to /searchbook.ghp, asking for the name via a POST request, resulting in arbitrary code execution on the remote machine.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Easy Address Book Web Server",
    "vendor": "EFS Software",
    "versions": [
      {
        "status": "affected",
        "version": "1.6"
      }
    ]
  }
]

References

www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-efs-software-products

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.8

Confidence

High

EPSS

0.002

Percentile

52.7%

JSON

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