CVE-2020-8620
Summary
| CVE | CVE-2020-8620 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-08-21 21:15:00 UTC |
| Updated | 2022-06-02 20:34:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: CWE-617
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Canonical | Ubuntu Linux | 12.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 18.04 | All | All | All |
| Application | Isc | Bind | 9.11.21 | s1 | All | All |
| Application | Isc | Bind | 9.11.3 | s1 | All | All |
| Application | Isc | Bind | 9.9.12 | s1 | All | All |
| Application | Isc | Bind | 9.9.13 | s1 | All | All |
| Application | Isc | Bind | 9.11.21 | s1 | All | All |
| Application | Isc | Bind | 9.11.3 | s1 | All | All |
| Application | Isc | Bind | 9.9.12 | s1 | All | All |
| Application | Isc | Bind | 9.9.13 | s1 | All | All |
| Application | Isc | Bind | All | All | All | All |
| Application | Isc | Bind | All | All | All | All |
| Application | Netapp | Steelstore Cloud Integrated Storage | - | All | All | All |
| Operating System | Opensuse | Leap | 15.1 | All | All | All |
| Operating System | Opensuse | Leap | 15.2 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| [security-announce] openSUSE-SU-2020:1699-1: moderate: Security update f | SUSE | lists.opensuse.org | |
| USN-4468-1: Bind vulnerabilities | Ubuntu security notices | Ubuntu | UBUNTU | usn.ubuntu.com | |
| BIND: Multiple vulnerabilities (GLSA 202008-19) — Gentoo security | GENTOO | security.gentoo.org | |
| CVE-2020-8620: A specially crafted large TCP payload can trigger an assertion failure in tcpdns.c - Security Advisories | CONFIRM | kb.isc.org | Vendor Advisory |
| [security-announce] openSUSE-SU-2020:1701-1: moderate: Security update f | SUSE | lists.opensuse.org | |
| August 2020 ISC BIND Vulnerabilities in NetApp Products | NetApp Product Security | CONFIRM | security.netapp.com | |
| Synology Inc. | CONFIRM | www.synology.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
LEGACY: ISC would like to thank Emanuel Almeida of Cisco Systems, Inc. for bringing this vulnerability to our attention.