CVE-2018-20103
HAProxy DNS Recursive Denial of Service
Description
An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a compressed pointer, a crafted packet can trigger infinite recursion by making the pointer point to itself, or create a long chain of valid pointers resulting in stack exhaustion.
INFO
Published Date :
Dec. 12, 2018, 5:29 p.m.
Last Modified :
Nov. 7, 2023, 2:56 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2018-20103
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-2018-20103.
| URL | Resource |
|---|---|
| http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=58df5aea0a0c926b2238f65908f5e9f83d1cca25 | |
| http://www.securityfocus.com/bid/106280 | Third Party Advisory VDB Entry |
| https://access.redhat.com/errata/RHBA-2019:0326 | Third Party Advisory |
| https://access.redhat.com/errata/RHBA-2019:0327 | Third Party Advisory |
| https://access.redhat.com/errata/RHSA-2019:1436 | |
| https://lists.debian.org/debian-lts-announce/2022/05/msg00045.html | |
| https://usn.ubuntu.com/3858-1/ | 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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-20103 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-20103 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 MITRE http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=58df5aea0a0c926b2238f65908f5e9f83d1cca25 [No types assigned] Removed Reference MITRE http://git.haproxy.org/?p=haproxy.git;a=commit;h=58df5aea0a0c926b2238f65908f5e9f83d1cca25 -
CVE Modified by [email protected]
Jun. 02, 2022
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2022/05/msg00045.html [No Types Assigned] -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-400 CWE-399 CWE-400 CWE-835 CWE-835 -
CVE Modified by [email protected]
Jun. 11, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:1436 [No Types Assigned] -
Modified Analysis by [email protected]
Apr. 25, 2019
Action Type Old Value New Value Changed Reference Type https://access.redhat.com/errata/RHBA-2019:0327 No Types Assigned https://access.redhat.com/errata/RHBA-2019:0327 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* OR *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Apr. 24, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHBA-2019:0327 [No Types Assigned] -
Modified Analysis by [email protected]
Mar. 14, 2019
Action Type Old Value New Value Changed Reference Type https://access.redhat.com/errata/RHBA-2019:0326 No Types Assigned https://access.redhat.com/errata/RHBA-2019:0326 Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* OR *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 14, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHBA-2019:0326 [No Types Assigned] -
Initial Analysis by [email protected]
Feb. 05, 2019
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://git.haproxy.org/?p=haproxy.git;a=commit;h=58df5aea0a0c926b2238f65908f5e9f83d1cca25 No Types Assigned http://git.haproxy.org/?p=haproxy.git;a=commit;h=58df5aea0a0c926b2238f65908f5e9f83d1cca25 Patch, Third Party Advisory Changed Reference Type https://usn.ubuntu.com/3858-1/ No Types Assigned https://usn.ubuntu.com/3858-1/ Third Party Advisory Changed Reference Type http://www.securityfocus.com/bid/106280 No Types Assigned http://www.securityfocus.com/bid/106280 Third Party Advisory, VDB Entry Added CWE CWE-400 Added CPE Configuration OR *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions up to (including) 1.8.14 Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jan. 16, 2019
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3858-1/ [No Types Assigned] -
CVE Modified by [email protected]
Dec. 22, 2018
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/106280 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-20103 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-2018-20103
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.82 }} -0.05%
score
0.82046
percentile