CVE-2016-20048

HIGH EPSS 6.3%
Published Mar 28, 20263mo ago · Modified Jun 17, 20261w ago
8.6 CVSS 4.0
High
Find Similar
Published Mar 28, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
8.6
Exploitability
Impact
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
6.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

References 3

  • ossp.org http://www.ossp.org/pkg/tool/iselect/
  • exploit-db.com https://www.exploit-db.com/exploits/41076
  • vulncheck.com https://www.vulncheck.com/advisories/iselect-2-b1-local-buffer-overflow-via-key-parameter

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.