7.8
HIGH
CVE-2015-3887
ProxyChains-NG Untrusted Search Path Privilege Escalation Vulnerability
Description

Untrusted search path vulnerability in ProxyChains-NG before 4.9 allows local users to gain privileges via a Trojan horse libproxychains4.so library in the current working directory, which is referenced in the LD_PRELOAD path.

INFO

Published Date :

Sept. 21, 2017, 4:29 p.m.

Last Modified :

Oct. 3, 2017, 5:47 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2015-3887 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-2015-3887 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 Proxychains-ng_project proxychains-ng
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-2015-3887.

URL Resource
http://www.openwall.com/lists/oss-security/2015/05/13/11 Issue Tracking Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/74648 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1147013 Issue Tracking Patch Third Party Advisory
https://github.com/rofl0r/proxychains-ng/blob/v4.9/README#L56 Issue Tracking Release Notes
https://github.com/rofl0r/proxychains-ng/commit/9ab7dbeb3baff67a51d0c5e71465c453be0890b5#diff-803c5170888b8642f2a97e5e9423d399 Issue Tracking Patch Third Party Advisory
https://github.com/rofl0r/proxychains-ng/issues/60 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).

Linux applications proxifier

proxy proxify proxifier proxychains proxying-requests injection ldpreload proxybound

Makefile C Shell

Updated: 3 weeks, 2 days ago
125 stars 20 fork 20 watcher
Born at : Jan. 18, 2019, 4:01 a.m. This repo has been linked 1 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-2015-3887 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-3887 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
  • Initial Analysis by [email protected]

    Oct. 03, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/rofl0r/proxychains-ng/issues/60 No Types Assigned https://github.com/rofl0r/proxychains-ng/issues/60 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2015/05/13/11 No Types Assigned http://www.openwall.com/lists/oss-security/2015/05/13/11 Issue Tracking, Mailing List, Patch, Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/74648 No Types Assigned http://www.securityfocus.com/bid/74648 Third Party Advisory, VDB Entry
    Changed Reference Type https://github.com/rofl0r/proxychains-ng/commit/9ab7dbeb3baff67a51d0c5e71465c453be0890b5#diff-803c5170888b8642f2a97e5e9423d399 No Types Assigned https://github.com/rofl0r/proxychains-ng/commit/9ab7dbeb3baff67a51d0c5e71465c453be0890b5#diff-803c5170888b8642f2a97e5e9423d399 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://github.com/rofl0r/proxychains-ng/blob/v4.9/README#L56 No Types Assigned https://github.com/rofl0r/proxychains-ng/blob/v4.9/README#L56 Issue Tracking, Release Notes
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1147013 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1147013 Issue Tracking, Patch, Third Party Advisory
    Added CWE CWE-426
    Added CPE Configuration OR *cpe:2.3:a:proxychains-ng_project:proxychains-ng:4.8.1:*:*:*:*:*:*:* (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-2015-3887 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-2015-3887 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

0.07570

percentile

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