Description

A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.

INFO

Published Date :

Feb. 13, 2018, 7:29 p.m.

Last Modified :

Nov. 21, 2024, 4:11 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2018-6952 has a 5 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-2018-6952 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 Gnu patch
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-2018-6952.

URL Resource
http://www.securityfocus.com/bid/103047 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2019:2033
https://savannah.gnu.org/bugs/index.php?53133 Vendor Advisory
https://security.gentoo.org/glsa/201904-17
http://www.securityfocus.com/bid/103047 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2019:2033
https://savannah.gnu.org/bugs/index.php?53133 Vendor Advisory
https://security.gentoo.org/glsa/201904-17

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).

Ubuntu container with GMT timezone, GB locale and additional tools preinstalled.

Dockerfile Shell

Updated: 2 years, 2 months ago
0 stars 0 fork 0 watcher
Born at : Oct. 13, 2022, 12:30 p.m. This repo has been linked 14 different CVEs too.

UAFuzz: Binary-level Directed Fuzzing for Use-After-Free Vulnerabilities

fuzzing

Makefile Shell M4 HTML TeX CMake C C++ OCaml Awk

Updated: 1 month ago
337 stars 54 fork 54 watcher
Born at : Aug. 6, 2020, 11:30 a.m. This repo has been linked 3 different CVEs too.

UAF Fuzzing Benchmark

Shell Makefile C XSLT Roff CSS Perl M4 Objective-C DIGITAL Command Language

Updated: 2 weeks, 5 days ago
56 stars 18 fork 18 watcher
Born at : Aug. 6, 2020, 11:10 a.m. This repo has been linked 10 different CVEs too.

Test container known to be vulnerable. Do NOT use this apart from for testing

Dockerfile

Updated: 4 years, 8 months ago
1 stars 0 fork 0 watcher
Born at : Nov. 1, 2019, 3:43 p.m. This repo has been linked 37 different CVEs too.

None

Updated: 4 years, 10 months ago
1 stars 0 fork 0 watcher
Born at : July 17, 2018, 7:48 p.m. This repo has been linked 494 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-2018-6952 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-6952 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/103047
    Added Reference https://access.redhat.com/errata/RHSA-2019:2033
    Added Reference https://savannah.gnu.org/bugs/index.php?53133
    Added Reference https://security.gentoo.org/glsa/201904-17
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Aug. 06, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:2033 [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 17, 2019

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201904-17 [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 06, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.securityfocus.com/bid/103047 No Types Assigned http://www.securityfocus.com/bid/103047 Third Party Advisory, VDB Entry
    Changed Reference Type https://savannah.gnu.org/bugs/index.php?53133 No Types Assigned https://savannah.gnu.org/bugs/index.php?53133 Vendor Advisory
    Added CWE CWE-415
    Added CPE Configuration OR *cpe:2.3:a:gnu:patch:*:*:*:*:*:*:*:* versions up to (including) 2.7.6
  • CVE Modified by [email protected]

    Feb. 18, 2018

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/103047 [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-2018-6952 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-2018-6952 weaknesses.

Exploit Prediction

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

1.74 }} -1.72%

score

0.87575

percentile

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