CVE-2019-16866
 
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Unbound before 1.9.4 accesses uninitialized memory, which allows remote attackers to trigger a crash via a crafted NOTIFY query. The source IP address of the query must match an access-control rule.
Unbound versiones anteriores a 1.9.4, accede a la memoria no inicializada, lo que permite a atacantes remotos desencadenar un bloqueo por medio de una consulta NOTIFY diseñada. La dirección IP del origen de la consulta debe coincidir con una regla de control de acceso.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-09-25 CVE Reserved
- 2019-10-03 CVE Published
- 2024-08-05 CVE Updated
- 2024-10-31 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-755: Improper Handling of Exceptional Conditions
- CWE-908: Use of Uninitialized Resource
CAPEC
References (7)
URL | Tag | Source |
---|---|---|
https://github.com/NLnetLabs/unbound/blob/release-1.9.4/doc/Changelog | Product | |
https://seclists.org/bugtraq/2019/Oct/23 | Mailing List |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://nlnetlabs.nl/downloads/unbound/CVE-2019-16866.txt | 2023-11-07 |
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" | < 1.9.4 Search vendor "Nlnetlabs" for product "Unbound" and version " < 1.9.4" | - |
Affected
| ||||||
Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 19.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "19.04" | - |
Affected
|