CVE-2016-20048 - CVE House
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Status published High CVE-2016-20048

iSelect 1.4.0-2+b1 Local Buffer Overflow via key parameter

Vulnerability Description

iSelect 1.4.0-2+b1 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized value to the -k/--key parameter. Attackers can craft a malicious argument containing a NOP sled, shellcode, and return address to overflow a 1024-byte stack buffer and gain code execution with user privileges.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Juan Sacco - http://www.exploitpack.com - jsacco@exploitpack.com

References

Affected Vendor

Affected Software

iSelect
Vulnerable Versions:
1.4.0-2+b1

Timeline

Official Publish: March 28th, 2026
Last Modified: March 30th, 2026
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-22

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1005 Data from Local System
Collection
T1552 Unsecured Credentials
Credential Access
T1565.001 Stored Data Manipulation
Impact