---
id: CVE-2016-20044
title: >-
  PInfo 0.6.9-5.1 contains a local buffer overflow vulnerability that allows
  local attackers to execute arbitrary code by supplying an oversized argument
  to the -m parameter
summary: >-
  PInfo 0.6.9-5.1 contains a local buffer overflow vulnerability that allows
  local attackers to execute arbitrary code by supplying an oversized argument
  to the -m parameter. Attackers can craft a malicious input string with 564
  bytes of p…
severity: high
cvss: 8.4
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-787
vendor: surf
product: pinfo
affected:
  - pinfo <= 0.6.9-5.1
published: '2026-03-28'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T08:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2016-20044'
references:
  - url: 'http://pinfo.alioth.debian.org/'
    label: disclosure@vulncheck.com
  - url: 'https://www.exploit-db.com/exploits/40023'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/pinfo-local-buffer-overflow-via-m-parameter
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.00241
epssPercentile: 0.1395
ingestedAt: '2026-10-07T08:20:03.907Z'
---

## Overview

PInfo 0.6.9-5.1 contains a local buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized argument to the -m parameter. Attackers can craft a malicious input string with 564 bytes of padding followed by a return address to overwrite the instruction pointer and execute shellcode with user privileges.

## Affected

- `pinfo <= 0.6.9-5.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.