9.8
CRITICAL
CVE-2017-1000082
Systemd Username Parsing Vulnerability
Description

systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the service in question with root privileges rather than the user intended.

INFO

Published Date :

July 7, 2017, 5:29 p.m.

Last Modified :

Jan. 31, 2022, 6:22 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2017-1000082 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2017-1000082 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Systemd_project systemd
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-1000082.

URL Resource
http://www.openwall.com/lists/oss-security/2017/07/02/1 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/99507 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038839 Third Party Advisory VDB Entry
https://github.com/systemd/systemd/issues/6237 Issue Tracking Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Deploy-time Policy Enforcer for Kubernetes applications

Makefile Go Shell Python Dockerfile Mustache

Updated: 4 weeks, 2 days ago
696 stars 128 fork 128 watcher
Born at : June 11, 2018, 6:19 p.m. This repo has been linked 2 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-1000082 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-1000082 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jan. 31, 2022

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securityfocus.com/bid/99507 No Types Assigned http://www.securityfocus.com/bid/99507 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.securitytracker.com/id/1038839 No Types Assigned http://www.securitytracker.com/id/1038839 Third Party Advisory, VDB Entry
    Removed CWE NIST CWE-20
    Added CWE NIST CWE-269
    Changed CPE Configuration OR *cpe:2.3:a:freedesktop:systemd:*:*:*:*:*:*:*:* versions up to (including) 233 OR *cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:* versions up to (including) 233
  • CVE Modified by [email protected]

    Jul. 23, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1038839 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 13, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/99507 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 12, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/systemd/systemd/issues/6237 No Types Assigned https://github.com/systemd/systemd/issues/6237 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2017/07/02/1 No Types Assigned http://www.openwall.com/lists/oss-security/2017/07/02/1 Mailing List, Patch, Third Party Advisory
    Added CWE CWE-20
    Added CPE Configuration OR *cpe:2.3:a:freedesktop:systemd:233:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-1000082 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2017-1000082 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.72 }} 0.16%

score

0.77660

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability