CVE-2023-28450
"Ubiquity Dnsmasq EDNS.0 UDP Packet Size Denial of Service"
Description
An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020.
INFO
Published Date :
March 15, 2023, 9:15 p.m.
Last Modified :
Nov. 7, 2023, 4:10 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
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-2023-28450.
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-2023-28450 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-28450 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 https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5 [No types assigned] Added Reference MITRE https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=blob%3Bf=CHANGELOG [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/ [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/ [No types assigned] Removed Reference MITRE https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=blob;f=CHANGELOG Removed Reference MITRE https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5 Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/ Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/ -
CVE Modified by [email protected]
Apr. 17, 2023
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/ [No Types Assigned] -
CVE Modified by [email protected]
Apr. 06, 2023
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/ [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 21, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://capec.mitre.org/data/definitions/495.html No Types Assigned https://capec.mitre.org/data/definitions/495.html Not Applicable Changed Reference Type https://thekelleys.org.uk/dnsmasq/doc.html No Types Assigned https://thekelleys.org.uk/dnsmasq/doc.html Product Changed Reference Type https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=blob;f=CHANGELOG No Types Assigned https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=blob;f=CHANGELOG Release Notes Changed Reference Type https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5 No Types Assigned https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5 Patch Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:* versions up to (excluding) 2.90
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-28450 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-2023-28450
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.35 }} 0.02%
score
0.72294
percentile