7.8
HIGH
CVE-2016-6252
Shadow Privilege Escalation Vulnerability
Description

Integer overflow in shadow 4.2.1 allows local users to gain privileges via crafted input to newuidmap.

INFO

Published Date :

Feb. 17, 2017, 5:59 p.m.

Last Modified :

Nov. 4, 2017, 1:29 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2016-6252 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 Shadow_project shadow
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-2016-6252.

URL Resource
http://www.debian.org/security/2017/dsa-3793
http://www.openwall.com/lists/oss-security/2016/07/19/6 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/19/7 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/20/2 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/25/7 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/92055 Third Party Advisory VDB Entry
https://bugzilla.suse.com/show_bug.cgi?id=979282 Issue Tracking Patch
https://github.com/shadow-maint/shadow/issues/27 Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201706-02

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).

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

The following list is the news that have been mention CVE-2016-6252 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-6252 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
  • CVE Modified by [email protected]

    Nov. 04, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2017/dsa-3793 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201706-02 [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 22, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/07/25/7 No Types Assigned http://www.openwall.com/lists/oss-security/2016/07/25/7 Third Party Advisory, Mailing List, Patch
    Changed Reference Type https://github.com/shadow-maint/shadow/issues/27 No Types Assigned https://github.com/shadow-maint/shadow/issues/27 Third Party Advisory, Issue Tracking, Patch
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/07/20/2 No Types Assigned http://www.openwall.com/lists/oss-security/2016/07/20/2 Third Party Advisory, Mailing List
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/07/19/6 No Types Assigned http://www.openwall.com/lists/oss-security/2016/07/19/6 Third Party Advisory, Mailing List
    Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=979282 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=979282 Issue Tracking, Patch
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/07/19/7 No Types Assigned http://www.openwall.com/lists/oss-security/2016/07/19/7 Third Party Advisory, Mailing List
    Changed Reference Type http://www.securityfocus.com/bid/92055 No Types Assigned http://www.securityfocus.com/bid/92055 Third Party Advisory, VDB Entry
    Added CWE CWE-190
    Added CPE Configuration OR *cpe:2.3:a:shadow_project:shadow:4.2.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Feb. 21, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/92055 [No Types Assigned]
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-2016-6252 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-2016-6252 weaknesses.

Exploit Prediction

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

0.04 }} 0.00%

score

0.05635

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability