CVE-2019-25031

Severity Score

5.9

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Unbound before 1.9.5 allows configuration injection in create_unbound_ad_servers.sh upon a successful man-in-the-middle attack against a cleartext HTTP session. NOTE: The vendor does not consider this a vulnerability of the Unbound software. create_unbound_ad_servers.sh is a contributed script from the community that facilitates automatic configuration creation. It is not part of the Unbound installation

** EN DISPUTA ** Unbound versiones anteriores a 1.9.5, permite la inyección de configuración en el archivo create_unbound_ad_servers.sh tras un ataque de tipo man-in-the-middle con éxito contra una sesión HTTP de texto sin cifrar. NOTA: El proveedor no considera que esto sea una vulnerabilidad del software de Unbound. create_unbound_ad_servers.sh es un script contribuido por la comunidad que facilita la creación automática de la configuración. No forma parte de la instalación de Unbound

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-04-27 CVE Reserved
2021-04-27 CVE Published
2023-12-02 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CAPEC

References (3)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2021/05/msg00007.html	Mailing List
https://ostif.org/our-audit-of-unbound-dns-by-x41-d-sec-full-results	Not Applicable
https://security.netapp.com/advisory/ntap-20210507-0007	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nlnetlabs Search vendor "Nlnetlabs"		Unbound Search vendor "Nlnetlabs" for product "Unbound"				< 1.9.5 Search vendor "Nlnetlabs" for product "Unbound" and version " < 1.9.5"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected