CVE-2020-8620
 
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
In BIND 9.15.6 -> 9.16.5, 9.17.0 -> 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.
En BIND versiones 9.15.6 -) 9.16.5, 9.17.0 -) 9.17.3, un atacante que puede establecer una conexión TCP con el servidor y enviar datos en esa conexión puede explotar esto para desencadenar el fallo de aserción, causando la salida del servidor.
*Credits:
ISC would like to thank Emanuel Almeida of Cisco Systems, Inc. for bringing this vulnerability to our attention.
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
- 2020-02-05 CVE Reserved
- 2020-08-21 CVE Published
- 2024-07-27 EPSS Updated
- 2024-09-17 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-617: Reachable Assertion
CAPEC
References (7)
URL | Tag | Source |
---|---|---|
https://security.netapp.com/advisory/ntap-20200827-0003 | Third Party Advisory | |
https://www.synology.com/security/advisory/Synology_SA_20_19 | Third Party Advisory |
URL | Date | SRC |
---|
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html | 2022-06-02 | |
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html | 2022-06-02 | |
https://kb.isc.org/docs/cve-2020-8620 | 2022-06-02 | |
https://security.gentoo.org/glsa/202008-19 | 2022-06-02 | |
https://usn.ubuntu.com/4468-1 | 2022-06-02 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Isc Search vendor "Isc" | Bind Search vendor "Isc" for product "Bind" | >= 9.15.6 <= 9.16.5 Search vendor "Isc" for product "Bind" and version " >= 9.15.6 <= 9.16.5" | - |
Affected
| ||||||
Isc Search vendor "Isc" | Bind Search vendor "Isc" for product "Bind" | >= 9.17.0 <= 9.17.3 Search vendor "Isc" for product "Bind" and version " >= 9.17.0 <= 9.17.3" | - |
Affected
| ||||||
Isc Search vendor "Isc" | Bind Search vendor "Isc" for product "Bind" | 9.9.12 Search vendor "Isc" for product "Bind" and version "9.9.12" | s1, supported_preview |
Affected
| ||||||
Isc Search vendor "Isc" | Bind Search vendor "Isc" for product "Bind" | 9.9.13 Search vendor "Isc" for product "Bind" and version "9.9.13" | s1, supported_preview |
Affected
| ||||||
Isc Search vendor "Isc" | Bind Search vendor "Isc" for product "Bind" | 9.11.3 Search vendor "Isc" for product "Bind" and version "9.11.3" | s1, supported_preview |
Affected
| ||||||
Isc Search vendor "Isc" | Bind Search vendor "Isc" for product "Bind" | 9.11.21 Search vendor "Isc" for product "Bind" and version "9.11.21" | s1, supported_preview |
Affected
| ||||||
Opensuse Search vendor "Opensuse" | Leap Search vendor "Opensuse" for product "Leap" | 15.1 Search vendor "Opensuse" for product "Leap" and version "15.1" | - |
Affected
| ||||||
Opensuse Search vendor "Opensuse" | Leap Search vendor "Opensuse" for product "Leap" | 15.2 Search vendor "Opensuse" for product "Leap" and version "15.2" | - |
Affected
| ||||||
Netapp Search vendor "Netapp" | Steelstore Cloud Integrated Storage Search vendor "Netapp" for product "Steelstore Cloud Integrated Storage" | - | - |
Affected
| ||||||
Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04" | lts |
Affected
| ||||||
Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | esm |
Affected
| ||||||
Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04" | lts |
Affected
|