CVE-2023-4491

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published: Oct 4, 2023
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2023

CVE-2023-449157.1A cross-site scripting (XSS) vulnerability in the component /Login.php of c3crm up to v3.0.4 allows attackers to execute arbitrary web scrip CVE-2023-44926.1Vulnerability in Easy Address Book Web Server 1.6 version, affecting the parameters (firstname, homephone, lastname, middlename, workaddress CVE-2023-44935.4Stored Cross-Site Scripting in Easy Address Book Web Server 1.6 version, through the users_admin.ghp file that affects multiple parameters s CVE-2023-44949.8Stack-based buffer overflow vulnerability in Easy Chat Server 3.1 version. An attacker could send an excessively long username string to the CVE-2023-44956.1Easy Chat Server, in its 3.1 version and before, does not sufficiently encrypt user-controlled inputs, resulting in a Cross-Site Scripting (CVE-2023-449545.4Cross Site Scripting vulnerability in BigTree CMS v.4.5.7 allows a remote attacker to execute arbitrary code via the ID parameter in the Dev CVE-2023-449598.8An issue found in D-Link DSL-3782 v.1.03 and before allows remote authenticated users to execute arbitrary code as root via the Router IP Ad CVE-2023-44966.1Easy Chat Server, in its 3.1 version and before, does not sufficiently encrypt user-controlled inputs, resulting in a Cross-Site Scripting (CVE-2023-449617.5SQL Injection vulnerability in Koha Library Software 23.0.5.04 and before allows a remote attacker to obtain sensitive information via the i CVE-2023-449625.3File Upload vulnerability in Koha Library Software 23.05.04 and before allows a remote attacker to read arbitrary files via the upload-cover CVE-2023-44976.1Easy Chat Server, in its 3.1 version and before, does not sufficiently encrypt user-controlled inputs, resulting in a Cross-Site Scripting (CVE-2023-449739.8An arbitrary file upload vulnerability in the component /content/templates/ of Emlog Pro v2.2.0 allows attackers to execute arbitrary code v