CVE-2017-9217

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

systemd-resolved through 233 allows remote attackers to cause a denial of service (daemon crash) via a crafted DNS response with an empty question section.

systemd-resolved hasta la versión 223 permite a los atacantes remotos provocar una denegación de servicio (daemon crash) mediante una respuesta DNS manipulada con un sección de preguntas vacía.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-05-24 CVE Reserved
2017-05-24 CVE Published
2023-05-08 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-476: NULL Pointer Dereference

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/98677	Third Party Advisory
https://launchpad.net/bugs/1621396	Issue Tracking

URL	Date	SRC

URL	Date	SRC
https://github.com/systemd/systemd/commit/a924f43f30f9c4acaf70618dd2a055f8b0f166be	2022-01-31
https://github.com/systemd/systemd/pull/5998	2022-01-31

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Systemd Project Search vendor "Systemd Project"		Systemd Search vendor "Systemd Project" for product "Systemd"				<= 233 Search vendor "Systemd Project" for product "Systemd" and version " <= 233"		-		Affected