CVE-2020-14305
Linux H.323 Connection Tracking IPv6 Remote Denial of Service Vulnerability
Description
An out-of-bounds memory write flaw was found in how the Linux kernel’s Voice Over IP H.323 connection tracking functionality handled connections on ipv6 port 1720. This flaw allows an unauthenticated remote user to crash the system, causing a denial of service. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
INFO
Published Date :
Dec. 2, 2020, 1:15 a.m.
Last Modified :
Nov. 7, 2023, 3:17 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.2
Public PoC/Exploit Available at Github
CVE-2020-14305 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-2020-14305
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.
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-2020-14305.
| URL | Resource |
|---|---|
| https://bugs.openvz.org/browse/OVZ-7188 | Exploit Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=1850716 | Issue Tracking Patch Third Party Advisory |
| https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502%40virtuozzo.com/ | |
| https://security.netapp.com/advisory/ntap-20201210-0004/ | 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).
Map Vulnerabilities into Different Layers of the Container Image
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-14305 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-14305 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. 07, 2023
Action Type Old Value New Value Added Reference Red Hat, Inc. https://patchwork.ozlabs.org/project/netfilter-devel/patch/c2385b5c-309c-cc64-2e10-a0ef62897502%40virtuozzo.com/ [No types assigned] Removed Reference Red Hat, Inc. https://patchwork.ozlabs.org/project/netfilter-devel/patch/[email protected]/ -
Modified Analysis by [email protected]
Oct. 14, 2022
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20201210-0004/ No Types Assigned https://security.netapp.com/advisory/ntap-20201210-0004/ Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:a250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:a250:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:fas_500f_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:fas_500f:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:aff_500f_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:aff_500f:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Dec. 10, 2020
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20201210-0004/ [No Types Assigned] -
Reanalysis by [email protected]
Dec. 10, 2020
Action Type Old Value New Value Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:C) Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:C) Removed CVSS V3.1 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:H/PR:N/UI:N/S:U/C:H/I:H/A:H -
Initial Analysis by [email protected]
Dec. 04, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://bugs.openvz.org/browse/OVZ-7188 No Types Assigned https://bugs.openvz.org/browse/OVZ-7188 Exploit, Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1850716 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1850716 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://patchwork.ozlabs.org/project/netfilter-devel/patch/[email protected]/ No Types Assigned https://patchwork.ozlabs.org/project/netfilter-devel/patch/[email protected]/ Mailing List, Patch, Third Party Advisory Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.11.12 *cpe:2.3:o:linux:linux_kernel:4.12:-:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-14305 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-2020-14305
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
3.89 }} 0.64%
score
0.91783
percentile